Yacine floats storing memory as photons in fiber, building on a RAM-less Mac idea

yacineMTB · x · 2026-10-19

Yacine asks why computers don't store memory as photons in the optical fiber used for inter-machine communication. Quoting chenglou's tweet about rumored 512GB-RAM Macs: ditch main memory entirely — kernel and software simplify massively, no disk roundtrips, 100x throughput without caching, possibly no filesystem, spilling excess to cloud. Speculative but fun systems-architecture brainstorm.

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