Originally Posted by
roki
Credit Karma gives me a 1 year, 8 month AAoA. That's not very good, apparently. Also, when reviewing my credit report, I totally forgot about what happened when I got my AA personal in 2010. They messed up and sent me TWO cards, with different numbers. I panicked and closed one, without thinking that I probably could have got the 75K x2 with that. Oops. But it still shows on the report, too.
Credit Karma's AAoA calc doesn't match to most definitions of the metric.