Nice physical buttons that can be navigated without looking.
Standard 3.5mm plugs.
Presents as mass storage on USB.
Handles mp3, Ogg-Vorbis, Flac, Wav and some vid formats (can't remeber which - never use them)
Slashdot stories can be listened to in audio form via an RSS feed, as read by our own robotic overlord.
Do you suffer painful hallucination? -- Don Juan, cited by Carlos Casteneda