This is by far the most user-UNfriendly trading platform that I have used.  For every single activity that you pursue, a new window opens up; simply placing trade could result in up to 4-5 windows being opened.

BUT the biggest problem is reliability.  At least 5 times since I opened this account 6 weeks ago, the system has gone down.  The day before Goldman was to release, I waited for over 4 hours to find out if a C shortsale trade had executed.  Today (October 19, 2009), their system went down before AAPL earnings and was not available until after they reported.

Another problem is executions. ...