~/bin/playall:
#!/bin/bash
find . -iname '*.mp3' | sort | awk '{ print "\""$0"\"" }' | xargs mplayer
Good for playing all albums of an artist.
But wait! This doesn't give mplayer focus, so you can't press spacebar to pause/unpause. That's extremely annoying. We can fix that by replacing mplayer with mplayer_wrapper:
#!/bin/bash
mplayer "$@" < /dev/tty