Of course nothing on the Internet is really anonymous and it is possible that a hacking ninja could quickly trace something back to you, but hopefully that won't happen. Also, don't use it to threaten people, bully, or encourage self harm, as the JLI team reserves the right to escalate law enforcement if they think there's a risk to someone. Play nice, people.
And if you'd prefer to remain neutral, you can still reap the benefits of other peoples' leakage, thanks to an email digest that they send out every Monday, compiling the best from the past week.
Joe McGaulely is a senior editor at Supercompressor. If you receive a Leak it's probably not from him. But it might be.