I think banning gay men from giving blood is completely stupid.
HIV doesn't even cause AIDS, it's a lifestyle disease. (ie, doing things to wear down your immune system).
Check out the work of Professor Peter Duesberg. He was interviewed on the Joe Rogan show recently:
https://www.youtube.com/watch?v=k1jj0mUYJ_g
& here's his flagship book... Inventing The AIDS Virus:
http://amzn.com/0895263998
It's quite the read at over 700 pages, but the dude knows his stuff. Unfortunately, he has been blackballed by the medical establishment & his funding has been cut.
Profit before people is a sad reality.