On that note, I was wondering on several occasions whether it would have been technologically possible to build neon lamp logic circuits in Babbage's time. Asid

On that note, I was wondering on several occasions whether it would have been technologically possible to build neon lamp logic circuits in Babbage's time. Aside from the problem of building an air liquifier a few decades early, I don't see any really major technological hurdles there. That would have nicely solved his problems with mechanical manufacturing...