3 ms·had he wrote it in 2 years in 1968, it would be long forgotten by now.by _zoltan_ 3y agohad he wrote it in 2 years in 1968, it would be long forgotten by now.jimbomins 3y agoProbably because two years would let you produce a skinny inconsequential dip into a topic that would quickly be surpassed or barely distinguished from introductory texts on programming._zoltan_ 3y agoexactly my point ;)