This is also what hit me while reading the OP. The students were cheating on a Whatsapp group their own teacher was a member of. I could perhaps turn a blind e

This is also what hit me while reading the OP. The students were cheating on a Whatsapp group their own teacher was a member of. I could perhaps turn a blind eye to the gross lack of integrity (I wouldn't, but I could); it's the sheer ineptitude that drives me up a wall.