Mr_Bo_Jangles - 10:35 am on Oct 10, 2010 (gmt 0)
What I find disappointing is that my (wealthy) friends at Google don't do it much better than anyone else.
The captcha signup for Gmail isn't very good, and I sign up quite a few accounts, and often miss.
Surely a company that can make self-driving cars etc. can come up with a clever innovation!