mu4e has simplified my life enormously. I can do things no other would let me do easily. Namely: create automatic exams with latex, each for a different addres

mu4e has simplified my life enormously. I can do things no other would let me do easily. Namely: create automatic exams with latex, each for a different address and send each to its corresponding pupil, all in a single script. Attaching is a breeze, by the way.