Good news for jailbreakers who happen to have a legit (or not) developer account and want to jailbreak the latest iOS 5 beta 3 firmware released earlier today. According to a tweet from MuscleNerd a few minutes ago, you can use RedSn0w to jailbreak iOS 5 beta 3.
In order to jailbreak your iDevice running iOS 5 beta 3, you will need to download the latest version of RedSn0w which was released about a month ago. All you need to do is point RedSnow to iOS 5 beta 1, instead of pointing it to beta 3...