I don't channel surf but do surf the internet. I find a lot more interesting stuff out there targeted to my unique interests. Here's some things I have recently found and blogs I frequent:
http://www.reelhouse.org/mos/urbanoutlaw/urbanoutlaw Great Video on old Porsche's and really interesting guy that is passionate about them
http://www.marksdailyapple.com/#axzz2DhsxqL00 I call this guy "my Guru" I have been trying to eat this way for the last couple of months and feel Great!
A collection of financial philosophers (for the lack of a better way to describe them) most of the stuff is extreme but I like to read and glean some ideas,
http://www.jamesaltucher.com/ (weird but interesting)
http://jlcollinsnh.wordpress.com/ (most sensible and well rounded of these extreme guys)
Ok, some motorsport links:
That's just some of the places, hopefully you might enjoy them.