Yes! That! Thank you! The stories in which "performs mental arithmetic" + "took the Mensa test" = "has mastered advanced mathematics theory and casually references named primes" drive me up a tree!

... and yet I cherish various other fanon elements. Heh.

Anyway: I liked this a lot. I would totally be in Rodney's boat, all "I would just use a calculator, but what if I can't, crap! Back to the times tables!"