Mad scientist makes LEDs in his backyard — semiconductor wizard who made his own RAM turns his attention to using bathroom eBay laser to etch sapphire wafers by editors@tomshardware.com (Bruno Ferreira) from Latest from Tom's Hardware on 2026-08-26 11:00 (#77YQ5) Mad scientist makes LEDs in his backyard - semiconductor wizard who made his own RAM turns his attention to blinkenlights
