What public stunts? He jailbroke a console, it's not like he went on a talk show.
dude was cracking iphones for the glory and lulz as much as for practical access reasons
lots of folks be working on exploits and jailbreaks who, as a rule, STFU 100% OpSec 100% of the time
"the real, scary hitmen aren't the ones bragging about it"
Google his Sony Court case dis Track and you’ll see