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John Carmack muses using a fiber line as as an L2 cache for streaming AI data
- downrightmike 9mo ago200km fiber can hold working memory of 32gb. Market prices 200km single mode fiber at ~$320, slightly cheaper than DDR5, but uses way less power.
- ChrisArchitect 9mo agoSource: https://twitter.com/ID_AA_Carmack/status/2019839335382790342 https://twitter.com/ID_AA_Carmack/status/2019839335382790342 (https://news.ycombinator.com/item?id=46916548 https://news.ycombinator.com/item?id=46916548)
- bob1029 9mo agoTime domain mass storage is a hell of an idea. Average access time scales inversely with the number of loops used. Fiber is really cheap compared to silicon or copper. I bet you could make a special form of it just for this application that would be even cheaper.