"This condom-free male birth control just passed its toughest test yet."
"Male monkeys have been protected for more than a year."

"Male birth control might be closer than you think. A new type of reversible, condom-free male contraceptive just passed a major hurdle, after successfully blocking male reproduction in a group of rhesus monkeys for more than a year."

Sign me up for the human trials! Free food, free health care and unrestricted free sex with a gaggle of girls!  

(Do NOT ask me about the pic. I googled "monkey sex" and that's what I got.)

monkeying around and get this on the market.  

END OF MESSAGE

...but I doubt that it's human proof. Some guy will figure a way to goof it up.