I'm basically left handed, right armed and left footed, right legged. I believe it's called cross-dominance and it's not an advantage in any way 
Interestingly, in my A-level electronics, out of 10 people 6 were lefties (counting myself as one iirc). Much higher than the general average.

Interestingly, in my A-level electronics, out of 10 people 6 were lefties (counting myself as one iirc). Much higher than the general average.