most:
Installing child
Double nickel chrome HD digital works.
Movie playback, and flawless images.
less:
a little slow start (15s) ^^
ps: the automatic update in the menu is made only from the 1.9.1 firmware
no problem with my USB external hard drives work.
Update via USB locked up and the internal hard drive, 2 methods work if its not working is that you are not good