Yes, regular. However, I hope this isn't gonna be a throw-away login: I've done this before with my regular account, and plan to do it every time I see a link posted where the paper is behind a paywall, both to help the discussion and as an act of civil disobedience. So I decided to create an account for this purpose.
Paywalls for scientific research are evil.
Do something people.
Here: http://209.20.67.195/misc/nature08978.pdf