Many have been and are dropping cable to go to OTA to reduce costs and partly because of the freely available HD programing.
I do not know the numbers, but *killing the institution* of 'Over The Air' television, now of course with 'High Definition' broadcasts,' *will* be an uphill battle.
This administration is ALL about uphill battles. The healthcare bill, cap 'n' trade, etc... all uphill battles, yet they keep on truckin'