Quote from the CEO's blog[1]:

> I agree, it’s a little more inconvenient than before.... but for now we’re asking you to accept a little inconvenience for the sake of greatly enhanced security.

This gives people incentive to pick the shortest possible easiest to input password. Definitely not good for "greatly enhanced security".

[1] http://community.tradeking.com/members/bigdog/blogs/7546-a-w...