The creator of CryptoCat was targeted by the FBI. Not because he was suspected of committing a crime, just because they didn't like him creating open source encryption software. They actually had Hector Monsegur (Sabu) try to entrap him multiple times to try and come up with some trumped up reason to convict him.
https://nadimkobeissi.tumblr.com/page/29
Moxie Marlinspike can't even fly domestically without jumping through hoops and travelling internationally means they try to seize his electronics and demand the passwords.