[link|http://z.iwethey.org/forums/render/content/show?contentid=48844|back in 2002] I figured tuners would be down to $50. Of course, back then, the switch-off of NTSC was scheduled for 2007. Since it's been pushed back to 2009, there's no demand for HDTV tuners for old sets.
I've had HD for a while, but get my signals via an HD cable box so haven't had to buy a tuner. I found [link|http://hometheaterspot.com/fusionbb/|HomeTheaterSpot.com] to be very helpful when I was deciding which set to buy.