His post gives you a lot of reasons to delete your account as well as detailed information on how to go about it. It also talks about how to do it in such a way as to make a big impact, hopefully convincing some of your friends to join you on the way out. The main things you need to know are:
My brother (Civilian) and I recently recorded this rap song, Venom, which you can listen to on soundcloud. We also made a music video which you can watch below or on youtube. This is the first song + music video we’ve released to the public and we’re trying to promote it as much as possible, I hope you enjoy it and will support us in this!