Expert attention map

The Who's Who of AI

What credible people across AI noticed, why it matters, and where the field is converging or disagreeing.

2,397 searchable experts 4,280 tracked across all sources
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The developments commanding sustained expert attention

One card per development. Sources are clustered; reaction bundles describe these posts, never the people behind them.

Established Compute & infrastructure Development 16d ago
AI supercomputer listed on eBay

IT vendor lists massive $60 million AI supercomputer on eBay with 300 racks of decommissioned GPUs — includes 9,600 Nvidia A100 GPUs and 4,200 AMD EPYC CPUs, plus free shipping

1 directory member surfaced this signal.

1 expert 0 communities 1 sources clustered
justingarrison.com

“Who wants to go in on some home lab hardware? www.tomshardware.com/desktops/ser...”

Primary source tomshardware.com ↗
Established Compute & infrastructure Analysis 19d ago
Meta Prometheus gigawatt supercluster blog

Inside Prometheus: Meta’s Journey to a Gigawatt-Scale Supercluster

2 experts are actively discussing the implications.

1 expert 0 communities 1 sources clustered
justingarrison.com

“I love some good ol-fashioned data center porn But I have some questions engineering.fb.com/2026/10/19/d...”

2 experts discussed this · 12 posts
justingarrison.com: Their goal is 1M GPUs and let's just use 72 GPU/rack as a round number. That means they have 13,888 active racks and 277 SPARES!!! A GB300 NVL72 rack costs about $5,000,000 which means they have (l…
justingarrison.com: This kinda kills me. They buy racks of 72 GPUs but only use 64 (8 spares) because the jobs work better with powers of 2. An 11% stand by capacity is a lot of money They also have 2% extra racks jus…
justingarrison.com: Are you telling me that last year with GB200 12% of your GPUs were "interrupting" every day??? The stat says 1000 failures per 8000 GPUs per day. That's 1 in 8. IDK about you, but to me that sounds…
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Primary source engineering.fb.com ↗