I hope this doesn't contravene the notion of cross-posting. I started a discussion about the greater generosity of the AA Citibank credit card in the USA as compared to the corresponding product in the UK -- originally posted on the BA board since I thought it'd get the most interest there, but then I realised that readers of the Credit Cards board might be interested in it also, so here's a link:

http://www.flyertalk.com/forum/showthread.php?t=634302

Ideally, I'd like to start a campaign to improve miles rewards/signup bonuses on non-US-based cards generally...