Windows
Table of contents
Firefox tweaks
http://kb.mozillazine.org/Config.trim_on_minimize
In essence this is about helping memory leaks:
config.trim_on_minimize = true
Set this to make Firefox clean up in memory when the application is minimized. Seems to work great!
Windows Unread Mails (Logitech G15 keyboard read this)
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\UnreadMail
Disable Hibernation (and remove hiber.fil)
Run cmd.exe as administratorpowercfg.exe -h off