Wirelessly posted (iPhone 3G (white): Mozilla/5.0 (iPhone; U; CPU iPhone OS 3_0 like Mac OS X; en-us) AppleWebKit/528.18 (KHTML, like Gecko) Version/4.0 Mobile/7A312g Safari/528.16)
really even though people say there is a pattern betas are usually released when they feel comfortable with the build and can't see any major problems in it. I wouldn't worry about it. I'm ready for the final release with all the features that are locked right now