the demand for KYC should be mentioned in the rules at the beginning of the program so it becomes fair to us and it does not matter if I join ICO that there is a request to do KYC as long as ICO has a good, successful and trustworthy project.
Actually, I think there's a better and hassle-free way around KYC. A project called Menlo.one is launching its token sale this July and it's an ICO marketplace platform where you will only need to submit your IDs once. This is a link to the interview of Menlo's CEO, where everything mentioned above is discussed in detail
https://www.youtube.com/watch?v=Rw1QBpBYE6o&feature=youtu.be