Being able to drive and refold a road map at the same
time.
Folding a map as if you were playing the accordion (a
box-shaped musical instrument of the bellows-driven
free-reed aerophone family, sometimes referred to as a squeezebox.)
A: "How do you
always manage to get to your precise
point of destination when driving in a foreign city?"
B: "I thinks that is because I accordionate very
well."