Some things won’t lose their fascination—especially when a certain morbidness is involved, as it seems. Just the day before yesterday boingboing’s ↑Mark Frauenfelder pointed to Bob Rudolph’s ↑project sentry gun, an open-source sentry gun controller. Well, seven years ago ↵on xirdalium I reported Aaron Rasmussen’s ‘quintessential sentry gun.’ As far as I can see all his websites meanwhile have vanished—I only found the 2006 article ↑Sentry gun sees, computes and shoots at BU [Boston University] Today, which gives an idea towards where Aaron may have headed, plus refound his original document [lavishly illustrated] ↓How we built the quintessential sentry gun [.pdf | 342KB]. Quite matching: my old article ↵robots and suicide bombing …