SEASON PREMIERE: This series has been around so long that this is the start of competing cycle number 29.  That’s a lot of races, amazing or not. But on TV, familiarity, in some cases, breeds not contempt, but indifference. I used to enjoy this show, and watch it faithfully, but a few years ago it just started feeling stale, and much too repetitive. Tonight, this newest edition of Amazing Race shakes things up a bit. Instead of casting duos of friends, lovers, married couples, relatives, or business partners as paired competitors, this new cycle, for the first time, pairs the teams at the starting line. I fear this may lead to lots of forced pairings of oil-and-water personalities, the same formula that’s worked for about a generation on The Real World. But we’ll see. And I guess, for a while at least, I’ll watch…