In my day
Serious bands with real lyrical and musical ability didn't go in for these sort of publicity stunts.
They just released an inflatable pig from a powerstation
Richard James, aka electronic music composer Aphex Twin, has been using the power of Tor to hype his new album – and to remind computer users about their own system's security. http://syro2eznzea2xbpi.onion — Aphex Twin (@AphexTwin) August 18, 2014 The .onion link above leads to a web server hidden in the Tor anonymizing …
"Visit a mirror of the Tor service hosted on the mainstream web, however, and not only is the track listing redacted, but surfers are shown a rundown of potentially personally identifying information blabbed by the browser."
Well, you say that, but...
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I guess that's NoScript doing its job (though there's more stuff that could be determined without Javascript - so it's a poorly implemented publicity stunt, really).