Where Do People Still Use Cassette Tapes?

They say crime doesn't pay, but Bob Paris discovered criminals do:

The answer: in prisons, where CDs are routinely banned because they can be shattered and the shards refined into shivs.

MP3 players are unavailable in most prisons, as are, one imagines, turntables. California-based entrepreneur Bob Paris got the idea five years ago to sell cassettes by mail to the 2.3 million people locked up in federal, state, or local prisons across America. Now he finds himself with a thriving analog business in a digital music industry beset by piracy and plummeting sales.

See this Reuters article for more details, including Paris’s best selling albums.