[tiffanyh]

> Considering that Windows NT's IOCP is very close to direct copy of VMS QIO mechanism

Microsoft hired the main architect of VMS, Dave Cutler, away from DEC to design Windows NT - so this shouldn’t be a surprise.

https://news.ycombinator.com/item?id=32602132

[p_l]

Not only that, Cutler went to MS essentially with a team and a project (that didn't get accepted at Digital) to redo VMS from scratch using same principles but with new experience and in cleaner way.