Cool Terminal Tricks

[Wes]

These are from osxfaq.com

Check This Out !!

Do The Following:

Open The Terminal

Type This:

telnet towel.blinkenlights.nl

Press Return

:-)

And other

Type Banner Example
press enter
and see what happens.

[Megaquad]

ok i figured this out
sudo /usr/sbin/installer -pkg <path to .pkg file, just drop it>
something like this is used to install packages without running installer.app
can anyone help figure out exact command?