rsync

Copy all mp3 files in directory and subdirectories:

rsync -avz --progress --include='*/' --include='*.mp3' --exclude='*' /home/me/music ./

Installing ubuntu from usb

Download iso

Plug in 2GB usb

sudo usb-creator-gtk -i /home/ms/Downloads/ubuntu-11.04-desktop-amd64.iso

No. This program seg faults on my machine.

Use unetbootin instead, with the same iso.