I hope IB will restore the full functionality of the REDI ECN soon. This is really a no brainer, and it would provide an adequate substitute for when the BEST and BEST_ECN executions are being delayed.
http://www.siliconinvestor.com/stocktalk/msg.gsp?msgid=16169864
http://www.siliconinvestor.com/stocktalk/msg.gsp?msgid=16169864