That's nice.
Also you can always download the movie to your usb drive or a file on your desktop first then you know like this you can watch it without any buffering, although I would agree with you guys usually it's fine watchable without any problem.
For watching hd channels what would be the best speed?
Please read..your questions are answered here...
http://iptvtalk.net/showthread.php?44-Upcoming-IPTV-FAQ