CfB, it is true, perfection can't be reached. But perhaps you feel that something requires substantial amendments, I mean, maybe really is better to give devs more time to optimize the code? Maybe the community will be agree, may be it is better to move the deadline by one or two weeks?
I think, in this case, as some people have said, the first impression is very important.
He can make improvements with future client releases. It's important to release this beast into the wild as network effect is important as is testing the client.