The dollar is losing to the Euro and the Yen because of its horrible inflation lately, so Bernake can either strengthen the dollar by slowing the growth out of the recession or get us out of the recession by weakening the dollar internationally.
On a personal level, I’m all for increasing interest rates. I’d like to actually make some money on my savings. On a national level, I have no idea what help the most people over the longest period of time, because I’m not an economist. But someone should figure it out and do it.