4 tricks to speedup Ubuntu

https://www.youtube.com/watch?v=vwBoHZuauL8&feature=youtube_gdata_player

How to install "real" Firefox (not Iceweasel) on Debian

http://superuser.com/questions/322376/how-to-install-the-real-firefox-on-debian

https://thestandardoutput.com/2013/06/install-the-real-firefox-on-debian-7/

Some helpful bootdisks... - sempre utile

http://www.manmrk.net/tutorials/bootdisk/

5 utili tool da terminale

http://www.lffl.org/2013/10/5-utili-tool-a-riga-di-comando-per-controllare-i-consumi-di-risorse-del-nostro-sistema.html