I would use OAuth when I like your service and trust you (please understand that by you I don't mean you, I mean any website that asks me to sign up and isn't p

I would use OAuth when I like your service and trust you (please understand that by you I don't mean you, I mean any website that asks me to sign up and isn't particularly well known). Right now I just want to use your site very quickly and see if it's something I'm interested in or not.