Roku specific USB hub/ethernet

Roku specific powered USB hub offering 

* Pass through USB power to device (not Streambar..which really should be able to power a hub itself or have equivalent built in in future versions)

* Several powered USB3 standard ports for attaching hard drives, USB sticks, mobile devices

* Ethernet port (1000baseT grade)

* bluetooth receiver

* DVB-T tuner to turn Roku into FreeviewHD or FreeviewHD+ in UK, SAORview in Ireland and similar elsewhere in Europe (or support existing USB tuner dongles into a USB port). And similar for US standard digital TV.

* support for USB webcam and external mike and speaker for videoconferencing apps (compete with Facebook portal)

* video inputs for security camera or support video capture USB dongle.