Dave's “Games Under NT 4.0” page (1998)

Meta: There are at least two later versions of this page in Wayback Machine, but both of those are incomplete and missing the actual list of games:

Forget WebAssembly, win32.dll is the true universal target.

Why would someone write "Under" instead of "On" in this context?

Was this common back then?

Running on a PC, under NT4.0