[oarsinsync]

> I can assure you that offline installer you got today from GOG will not work on Windows 20

Given the lengths the Windows development team has gone to, to preserve backward compatibility, to the point that there was individual-game-specific workarounds codified in Windows, makes this claim the same as the GP’s, that Steam will change 30-60 years from now.

The cynic in me thinks you’re both right, mind.