Our ultra-creative TV executives are probably scheming to copy this show too - keep an eye out and maybe try out for it.
[link|http://www.bbcamerica.com/genre/movies_specials/the_enemy_within/the_enemy_within.jsp|The Enemy Within]. I saw a few minutes of it today. It's pretty UK-centric, but a big part of it was rapid-fire, wide-ranging trivia questions. You seem to have excellent intuition as well, so you'd probably clean up!
Cheers,
Scott.