Two Philosophers try to Run a Cafe

A: make us a payroll system.
B: here is a system.
A: the system is not MECE.
B: but it is a good system.
A: I will make a better system. Here is a MECE system.
B: but it is an unconventional system.
A: an unconventional system is better than a bad system.
B: we are going to switch back to the system I proposed.
A: fine,  as long as there is an explicit algorithm for operators of the system.

To be continued.
Lol