Personally, I think if you wait until Aug 1, it will already be too late to catch bottom.  Either Segwit2x succeeds (it appears likely). and price turns, or we have chaos for a while and it will be a very long recovery. I'm starting to get back in the water. Recommending same to friends. If I'm wrong, I guess I'll find out how good my friends are....  but seriously, just in case, at delivery move your coins to a secure wallet.  Don't leave Bitcoin on an exchange.