Uptime

Yeh...if you don't do much with it, and sorta forget its there, a Windows server can get some surprising uptime.

C:\>psinfo

PsInfo v1.73 - Local and remote system information viewer

System information for \\DeletedToProtectTheGuilty:
Uptime: 1095 days 10 hours 19 minutes 35 seconds


For the math challenged, thats 3 years without a reboot. I don't recommend it, but its still sorta impressive.