Should World Athletics introduce a mixed 4x100m relay?

They have the mixed 4x400m relay, so why not a mixed 4x100m?

Andre De Grasse becomes first Canadian sprinter to win Diamond League final

De Grasse clocked another season’s-best performance to win the Diamond League 200m title in 19.76 seconds

Marco Arop aiming for Canadian 800m record at Diamond League final

The 800m world champion will be paced by his training partner and university teammate as he aims to break the Canadian 800m record on Sunday