If you are not in the Technical Beta program and you are happy or unhappy in any parts of Vista Beta 2, you can have your feedback submitted at this page:
在反馈页面中,你将被要求填入Vista的Build号码,然后可以就Vista Beta2中的5大方面:UI,网络,设备支持,应用和Web体验,将你的意见发给微软.
不知道你有没有兴趣去尝试呢?
访问:Microsoft needs feedback for Windows Vista Beta 2