David Farquhar is a computer security professional, entrepreneur, and author. He has written professionally about computers since 1991, so he was writing about retro computers when they were still new. He has been working in IT professionally since 1994 and has specialized in vulnerability management since 2013. He holds Security+ and CISSP certifications. Today he blogs five times a week, mostly about retro computers and retro gaming covering the time period from 1975 to 2000.
Every calculation can be shared as a permanent URL. Click Share Result, get a link like mace-lake.vercel.app/r/gK7tabOE, and anyone can view the full result — 3D viewer, metrics, charts, export options — without logging in. Drawn molecules embed the 2D structure, SMILES, formula, and molecular weight directly in the shared page. Results are stored in Supabase with row-level security: once created, a shared result cannot be modified or deleted.
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1L custom GPT, d=4, 2h, hd=2
SEDIC, CG engineer