commandlinefu.com is the place to record those command-line gems that you return to again and again.
You can sign-in using OpenID credentials, or register a traditional username and password.
Subscribe to the feed for:
This creates a matrix of letters that run forever until you hit Ctrl-C simulating "The Matrix" effect... just for fun :)
You may want to try the -n and -y switch to change the "FX" LOL! e.g.:
pwgen -ny 3
Limits the usage of bandwidth by apt-get, in the example the command will use 30Kb/s ;)
It should work for most apt-get actions (install, update, upgrade, dist-upgrade, etc.)