3 ms·
We had STACKER, but not the hardware compression module. There were some legal actions between Stac and Microsoft, which eventually led Microsoft to "upgrade"
by fullstop 5y ago
We had STACKER, but not the hardware compression module. There were some legal actions between Stac and Microsoft, which eventually led Microsoft to "upgrade" DOS, but it just removed DoubleSpace.
It eventually returned after MS paid out.