“TI Calculator enthusiasts rejoice. A few weeks ago, Dan Englender released a new flash application usb8x. Usb8x is a driver that interfaces with the On-the-Go USB port in the TI-84 Plus and TI-84 Plus Silver Edition.”
I think The Matrix video clip shows it’s clearly not going to be used as a movie player beyond such demos, but the keyboard and mouse might actually be useful.