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<url><loc>https://skylab.website/learn/d3d3c832-0547-4e37-b123-05d191825d78/lessons/cf9f20ab-ccd6-51e9-bc90-0220ee7a22cb</loc><lastmod>2026-10-27T19:51:59.803Z</lastmod><video:video><video:thumbnail_loc>https://skylab.website/api/learn/playlists/d3d3c832-0547-4e37-b123-05d191825d78/lessons/cf9f20ab-ccd6-51e9-bc90-0220ee7a22cb/thumbnail</video:thumbnail_loc><video:title>Choose, append, stop</video:title><video:description>Choose, append, stop — a video lesson in Transformer Architecture. Learn Transformer Architecture through short video lessons.</video:description><video:content_loc>https://skylab.website/api/learn/playlists/d3d3c832-0547-4e37-b123-05d191825d78/lessons/cf9f20ab-ccd6-51e9-bc90-0220ee7a22cb/media</video:content_loc><video:duration>75</video:duration><video:publication_date>2026-10-26T11:17:34.756Z</video:publication_date></video:video></url>
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<url><loc>https://skylab.website/learn/d3d3c832-0547-4e37-b123-05d191825d78/lessons/da6e14f5-412d-588c-8676-53ff90a89d0e</loc><lastmod>2026-10-27T19:51:59.803Z</lastmod><video:video><video:thumbnail_loc>https://skylab.website/api/learn/playlists/d3d3c832-0547-4e37-b123-05d191825d78/lessons/da6e14f5-412d-588c-8676-53ff90a89d0e/thumbnail</video:thumbnail_loc><video:title>Loss says how wrong. Gradients say how to change.</video:title><video:description>Loss says how wrong. Gradients say how to change. — a video lesson in Transformer Architecture. Learn Transformer Architecture through short video lessons.</video:description><video:content_loc>https://skylab.website/api/learn/playlists/d3d3c832-0547-4e37-b123-05d191825d78/lessons/da6e14f5-412d-588c-8676-53ff90a89d0e/media</video:content_loc><video:duration>73</video:duration><video:publication_date>2026-10-26T11:20:34.306Z</video:publication_date></video:video></url>
<url><loc>https://skylab.website/learn/d3d3c832-0547-4e37-b123-05d191825d78/lessons/0c80d43a-b098-58bb-b264-9d1aabe872fc</loc><lastmod>2026-10-27T19:51:59.803Z</lastmod><video:video><video:thumbnail_loc>https://skylab.website/api/learn/playlists/d3d3c832-0547-4e37-b123-05d191825d78/lessons/0c80d43a-b098-58bb-b264-9d1aabe872fc/thumbnail</video:thumbnail_loc><video:title>Train with controlled steps</video:title><video:description>Train with controlled steps — a video lesson in Transformer Architecture. Learn Transformer Architecture through short video lessons.</video:description><video:content_loc>https://skylab.website/api/learn/playlists/d3d3c832-0547-4e37-b123-05d191825d78/lessons/0c80d43a-b098-58bb-b264-9d1aabe872fc/media</video:content_loc><video:duration>81</video:duration><video:publication_date>2026-10-26T11:22:31.620Z</video:publication_date></video:video></url>
<url><loc>https://skylab.website/learn/d3d3c832-0547-4e37-b123-05d191825d78/lessons/faa77084-a7dc-56b4-83a7-77cb0acd8840</loc><lastmod>2026-10-27T19:51:59.803Z</lastmod><video:video><video:thumbnail_loc>https://skylab.website/api/learn/playlists/d3d3c832-0547-4e37-b123-05d191825d78/lessons/faa77084-a7dc-56b4-83a7-77cb0acd8840/thumbnail</video:thumbnail_loc><video:title>Keep learning, choosing and judging separate</video:title><video:description>Keep learning, choosing and judging separate — a video lesson in Transformer Architecture. Learn Transformer Architecture through short video lessons.</video:description><video:content_loc>https://skylab.website/api/learn/playlists/d3d3c832-0547-4e37-b123-05d191825d78/lessons/faa77084-a7dc-56b4-83a7-77cb0acd8840/media</video:content_loc><video:duration>69</video:duration><video:publication_date>2026-10-26T11:24:26.133Z</video:publication_date></video:video></url>
<url><loc>https://skylab.website/learn/d3d3c832-0547-4e37-b123-05d191825d78/lessons/ecf4a7c5-53b3-59af-aa65-3782626030f7</loc><lastmod>2026-10-27T19:51:59.803Z</lastmod><video:video><video:thumbnail_loc>https://skylab.website/api/learn/playlists/d3d3c832-0547-4e37-b123-05d191825d78/lessons/ecf4a7c5-53b3-59af-aa65-3782626030f7/thumbnail</video:thumbnail_loc><video:title>A chat correction is new input</video:title><video:description>A chat correction is new input — a video lesson in Transformer Architecture. Learn Transformer Architecture through short video lessons.</video:description><video:content_loc>https://skylab.website/api/learn/playlists/d3d3c832-0547-4e37-b123-05d191825d78/lessons/ecf4a7c5-53b3-59af-aa65-3782626030f7/media</video:content_loc><video:duration>62</video:duration><video:publication_date>2026-10-26T11:25:46.933Z</video:publication_date></video:video></url>
<url><loc>https://skylab.website/learn/d3d3c832-0547-4e37-b123-05d191825d78/lessons/548cb0c0-c6be-5bbb-a6c9-6c3de25d2ba2</loc><lastmod>2026-10-27T19:51:59.803Z</lastmod><video:video><video:thumbnail_loc>https://skylab.website/api/learn/playlists/d3d3c832-0547-4e37-b123-05d191825d78/lessons/548cb0c0-c6be-5bbb-a6c9-6c3de25d2ba2/thumbnail</video:thumbnail_loc><video:title>Teach the model how to respond</video:title><video:description>Teach the model how to respond — a video lesson in Transformer Architecture. Learn Transformer Architecture through short video lessons.</video:description><video:content_loc>https://skylab.website/api/learn/playlists/d3d3c832-0547-4e37-b123-05d191825d78/lessons/548cb0c0-c6be-5bbb-a6c9-6c3de25d2ba2/media</video:content_loc><video:duration>72</video:duration><video:publication_date>2026-10-26T11:27:29.052Z</video:publication_date></video:video></url>
<url><loc>https://skylab.website/learn/d3d3c832-0547-4e37-b123-05d191825d78/lessons/9a1a860e-6c44-57ce-91ff-148ef2deb10d</loc><lastmod>2026-10-27T19:51:59.803Z</lastmod><video:video><video:thumbnail_loc>https://skylab.website/api/learn/playlists/d3d3c832-0547-4e37-b123-05d191825d78/lessons/9a1a860e-6c44-57ce-91ff-148ef2deb10d/thumbnail</video:thumbnail_loc><video:title>Longer text means more pairs</video:title><video:description>Longer text means more pairs — a video lesson in Transformer Architecture. Learn Transformer Architecture through short video lessons.</video:description><video:content_loc>https://skylab.website/api/learn/playlists/d3d3c832-0547-4e37-b123-05d191825d78/lessons/9a1a860e-6c44-57ce-91ff-148ef2deb10d/media</video:content_loc><video:duration>59</video:duration><video:publication_date>2026-10-26T11:29:19.722Z</video:publication_date></video:video></url>
<url><loc>https://skylab.website/learn/d3d3c832-0547-4e37-b123-05d191825d78/lessons/49d22434-083e-5a94-9d67-a5dc999d1382</loc><lastmod>2026-10-27T19:51:59.803Z</lastmod><video:video><video:thumbnail_loc>https://skylab.website/api/learn/playlists/d3d3c832-0547-4e37-b123-05d191825d78/lessons/49d22434-083e-5a94-9d67-a5dc999d1382/thumbnail</video:thumbnail_loc><video:title>The encoder reads. The decoder asks.</video:title><video:description>The encoder reads. The decoder asks. — a video lesson in Transformer Architecture. Learn Transformer Architecture through short video lessons.</video:description><video:content_loc>https://skylab.website/api/learn/playlists/d3d3c832-0547-4e37-b123-05d191825d78/lessons/49d22434-083e-5a94-9d67-a5dc999d1382/media</video:content_loc><video:duration>67</video:duration><video:publication_date>2026-10-26T11:31:19.461Z</video:publication_date></video:video></url>
<url><loc>https://skylab.website/learn/d3d3c832-0547-4e37-b123-05d191825d78/lessons/6e877eaa-b097-5eff-971c-d792f4450252</loc><lastmod>2026-10-27T19:51:59.803Z</lastmod><video:video><video:thumbnail_loc>https://skylab.website/api/learn/playlists/d3d3c832-0547-4e37-b123-05d191825d78/lessons/6e877eaa-b097-5eff-971c-d792f4450252/thumbnail</video:thumbnail_loc><video:title>Keep the old Keys and Values</video:title><video:description>Keep the old Keys and Values — a video lesson in Transformer Architecture. Learn Transformer Architecture through short video lessons.</video:description><video:content_loc>https://skylab.website/api/learn/playlists/d3d3c832-0547-4e37-b123-05d191825d78/lessons/6e877eaa-b097-5eff-971c-d792f4450252/media</video:content_loc><video:duration>65</video:duration><video:publication_date>2026-10-26T11:32:29.652Z</video:publication_date></video:video></url>
<url><loc>https://skylab.website/learn/d3d3c832-0547-4e37-b123-05d191825d78/lessons/5d9ef183-63ea-56bf-9647-dcc48082f1d4</loc><lastmod>2026-10-27T19:51:59.803Z</lastmod><video:video><video:thumbnail_loc>https://skylab.website/api/learn/playlists/d3d3c832-0547-4e37-b123-05d191825d78/lessons/5d9ef183-63ea-56bf-9647-dcc48082f1d4/thumbnail</video:thumbnail_loc><video:title>Change the mix, not the knowledge</video:title><video:description>Change the mix, not the knowledge — a video lesson in Transformer Architecture. Learn Transformer Architecture through short video lessons.</video:description><video:content_loc>https://skylab.website/api/learn/playlists/d3d3c832-0547-4e37-b123-05d191825d78/lessons/5d9ef183-63ea-56bf-9647-dcc48082f1d4/media</video:content_loc><video:duration>90</video:duration><video:publication_date>2026-10-26T11:33:41.302Z</video:publication_date></video:video></url>
<url><loc>https://skylab.website/learn/d3d3c832-0547-4e37-b123-05d191825d78/lessons/23ce7843-9e9d-59d5-b69e-be127a377819</loc><lastmod>2026-10-27T19:51:59.803Z</lastmod><video:video><video:thumbnail_loc>https://skylab.website/api/learn/playlists/d3d3c832-0547-4e37-b123-05d191825d78/lessons/23ce7843-9e9d-59d5-b69e-be127a377819/thumbnail</video:thumbnail_loc><video:title>The block evolved</video:title><video:description>The block evolved — a video lesson in Transformer Architecture. Learn Transformer Architecture through short video lessons.</video:description><video:content_loc>https://skylab.website/api/learn/playlists/d3d3c832-0547-4e37-b123-05d191825d78/lessons/23ce7843-9e9d-59d5-b69e-be127a377819/media</video:content_loc><video:duration>109</video:duration><video:publication_date>2026-10-26T11:35:27.811Z</video:publication_date></video:video></url>
<url><loc>https://skylab.website/learn/d3d3c832-0547-4e37-b123-05d191825d78/lessons/3b0cc3ac-6986-579c-bb7c-fe4d86fe09d6</loc><lastmod>2026-10-27T19:51:59.803Z</lastmod><video:video><video:thumbnail_loc>https://skylab.website/api/learn/playlists/d3d3c832-0547-4e37-b123-05d191825d78/lessons/3b0cc3ac-6986-579c-bb7c-fe4d86fe09d6/thumbnail</video:thumbnail_loc><video:title>Two fixes for two different bottlenecks</video:title><video:description>Two fixes for two different bottlenecks — a video lesson in Transformer Architecture. Learn Transformer Architecture through short video lessons.</video:description><video:content_loc>https://skylab.website/api/learn/playlists/d3d3c832-0547-4e37-b123-05d191825d78/lessons/3b0cc3ac-6986-579c-bb7c-fe4d86fe09d6/media</video:content_loc><video:duration>92</video:duration><video:publication_date>2026-10-26T11:37:25.357Z</video:publication_date></video:video></url>
<url><loc>https://skylab.website/learn/d3d3c832-0547-4e37-b123-05d191825d78/lessons/93cdaf45-9a99-56e8-bb1d-42d4e82888a6</loc><lastmod>2026-10-27T19:51:59.803Z</lastmod><video:video><video:thumbnail_loc>https://skylab.website/api/learn/playlists/d3d3c832-0547-4e37-b123-05d191825d78/lessons/93cdaf45-9a99-56e8-bb1d-42d4e82888a6/thumbnail</video:thumbnail_loc><video:title>The model is one part of the product</video:title><video:description>The model is one part of the product — a video lesson in Transformer Architecture. Learn Transformer Architecture through short video lessons.</video:description><video:content_loc>https://skylab.website/api/learn/playlists/d3d3c832-0547-4e37-b123-05d191825d78/lessons/93cdaf45-9a99-56e8-bb1d-42d4e82888a6/media</video:content_loc><video:duration>65</video:duration><video:publication_date>2026-10-26T11:39:04.882Z</video:publication_date></video:video></url>
<url><loc>https://skylab.website/learn/d3d3c832-0547-4e37-b123-05d191825d78/lessons/875e48c1-e4df-527d-bc67-bcf5d935da07</loc><lastmod>2026-10-27T19:51:59.803Z</lastmod><video:video><video:thumbnail_loc>https://skylab.website/api/learn/playlists/d3d3c832-0547-4e37-b123-05d191825d78/lessons/875e48c1-e4df-527d-bc67-bcf5d935da07/thumbnail</video:thumbnail_loc><video:title>Search first, then answer</video:title><video:description>Search first, then answer — a video lesson in Transformer Architecture. Learn Transformer Architecture through short video lessons.</video:description><video:content_loc>https://skylab.website/api/learn/playlists/d3d3c832-0547-4e37-b123-05d191825d78/lessons/875e48c1-e4df-527d-bc67-bcf5d935da07/media</video:content_loc><video:duration>57</video:duration><video:publication_date>2026-10-26T11:40:24.319Z</video:publication_date></video:video></url>
<url><loc>https://skylab.website/learn/d3d3c832-0547-4e37-b123-05d191825d78/lessons/0842d2b0-9ff7-5b42-95a6-1295b5dca89a</loc><lastmod>2026-10-27T19:51:59.803Z</lastmod><video:video><video:thumbnail_loc>https://skylab.website/api/learn/playlists/d3d3c832-0547-4e37-b123-05d191825d78/lessons/0842d2b0-9ff7-5b42-95a6-1295b5dca89a/thumbnail</video:thumbnail_loc><video:title>The model asks. Software runs the function.</video:title><video:description>The model asks. Software runs the function. — a video lesson in Transformer Architecture. Learn Transformer Architecture through short video lessons.</video:description><video:content_loc>https://skylab.website/api/learn/playlists/d3d3c832-0547-4e37-b123-05d191825d78/lessons/0842d2b0-9ff7-5b42-95a6-1295b5dca89a/media</video:content_loc><video:duration>67</video:duration><video:publication_date>2026-10-26T11:41:59.692Z</video:publication_date></video:video></url>
<url><loc>https://skylab.website/learn/d3d3c832-0547-4e37-b123-05d191825d78/lessons/acf0e60d-b88e-5fa7-befb-b8b001c2aa78</loc><lastmod>2026-10-27T19:51:59.803Z</lastmod><video:video><video:thumbnail_loc>https://skylab.website/api/learn/playlists/d3d3c832-0547-4e37-b123-05d191825d78/lessons/acf0e60d-b88e-5fa7-befb-b8b001c2aa78/thumbnail</video:thumbnail_loc><video:title>A document can contain a hostile instruction</video:title><video:description>A document can contain a hostile instruction — a video lesson in Transformer Architecture. Learn Transformer Architecture through short video lessons.</video:description><video:content_loc>https://skylab.website/api/learn/playlists/d3d3c832-0547-4e37-b123-05d191825d78/lessons/acf0e60d-b88e-5fa7-befb-b8b001c2aa78/media</video:content_loc><video:duration>57</video:duration><video:publication_date>2026-10-26T11:43:16.108Z</video:publication_date></video:video></url>
<url><loc>https://skylab.website/learn/d3d3c832-0547-4e37-b123-05d191825d78/lessons/96674d09-521c-5a0d-baba-82cd46bba5ec</loc><lastmod>2026-10-27T19:51:59.803Z</lastmod><video:video><video:thumbnail_loc>https://skylab.website/api/learn/playlists/d3d3c832-0547-4e37-b123-05d191825d78/lessons/96674d09-521c-5a0d-baba-82cd46bba5ec/thumbnail</video:thumbnail_loc><video:title>Prompt, fine-tune or LoRA?</video:title><video:description>Prompt, fine-tune or LoRA? — a video lesson in Transformer Architecture. Learn Transformer Architecture through short video lessons.</video:description><video:content_loc>https://skylab.website/api/learn/playlists/d3d3c832-0547-4e37-b123-05d191825d78/lessons/96674d09-521c-5a0d-baba-82cd46bba5ec/media</video:content_loc><video:duration>86</video:duration><video:publication_date>2026-10-26T11:44:24.311Z</video:publication_date></video:video></url>
<url><loc>https://skylab.website/learn/d3d3c832-0547-4e37-b123-05d191825d78/lessons/8a0810b2-2fa2-5d4c-b815-8ff459add18b</loc><lastmod>2026-10-27T19:51:59.803Z</lastmod><video:video><video:thumbnail_loc>https://skylab.website/api/learn/playlists/d3d3c832-0547-4e37-b123-05d191825d78/lessons/8a0810b2-2fa2-5d4c-b815-8ff459add18b/thumbnail</video:thumbnail_loc><video:title>Fewer bits, measured tradeoffs</video:title><video:description>Fewer bits, measured tradeoffs — a video lesson in Transformer Architecture. Learn Transformer Architecture through short video lessons.</video:description><video:content_loc>https://skylab.website/api/learn/playlists/d3d3c832-0547-4e37-b123-05d191825d78/lessons/8a0810b2-2fa2-5d4c-b815-8ff459add18b/media</video:content_loc><video:duration>64</video:duration><video:publication_date>2026-10-26T11:46:01.690Z</video:publication_date></video:video></url>
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