[tscherno]

Peak usability by being able to type a url in to the file manager or a local path in to your browser and have it open in the same window.

[stuaxo]

Same in Nautilus.

[fragmede]

and also peak crashibility. con/con, anyone?

[Grazester]

I think you're mistaking Windows millennium for Windows 98 SE

[fragmede]

I never got into ME. 98SE was my jam.

While we're down this rabbit hole, my favorite bit was wrapping up the versions of windows: CE, ME, and NT: Windows CEMENT.