A lot of opportunities but a lot of privacy issues!
All this digital spectrum also creates the strong likelihood of the equivalent of “Cookies” to be set to track your every use of the TV Remote.
It could easily be buried in a thick instruction book so that the mere use of the system constitutes permission, no further permission or notices necessary.
A concept to be explored: Leaving the legacy analog spectrum and equipment alone as an insurance policy on our First Amendment. (How retro can one get?)
We still have a turntable.
I predict that if the analog shutdown happens without too much fuss, and if the Dems take over in 2008, AM radio will be the next "obsolete" technology to be phased out.