The title had me hoping to meet the inventor of "love spreadsheets"... a tool that a certain coworker of mine would probably use for courtship maintenance.

Anyone ever try Dan Bricklin's Demo Program? That was his next venture post-VisiCalc, apparently a PC utility for designing text-mode screen mockups and workflows, and making them into product demos. Magazines were crammed with adverts for it for a while, but I don't know if it ever went anywhere.