I saw Powerman 5000 open for Primus and (I think) White Zombie, around '96-'97. They were really, really bad. Their PA was so horribly set that it sounded like one big noisy clusterfuck. They were AWFUL. Primus and Zombie were good, though.
Amazon.com MP3 Download Top 100 Bestsellers -- December 28, 2008 This is a moment in time snapshot of the current top downloads from Amazon.com. They claim this list is updated hourly; we take a snapshot of the top 100 (they let you see 400)