What was the worse OS that you have used? (not just windows)

1. Ubuntu
2. Vista
3. Windows 7

1 because its not user-friendly.
2 because gave me many errors
3 because i still get errors but not as many as vista

I love XP it never gave me problems.

The worst OS I've used is...:

- Windows 1.01
- Windows 2.03
- Windows 2.1
- Windows 3.0
- Windows 3.1
- Windows NT 3.1
- Windows NT 3.5
- Windows NT 3.51
- Windows Chicago
- Windows 95
- Windows 95 PLUS!
- Windows Memphis
- Windows 98
- Windows 98 SE
- Windows 98 PLUS!
- Windows NT 4.0
- Windows ME
- Windows 2000
- Windows Whistler
- Windows XP
- Windows Longhorn
- Windows Vista
- Windows 8
- Mac OS X 10.0 - 10.8
- System 1.0 - 7.5
- Mac OS 8 - 9
- Linux or Ubuntu

AND THE MOST LOVING OPERATING SYSTEM IS...


That's why I join Seven Forums.