Surely you would like to be trained by someone that has bee trained to train for IF
I agree, of course, but do you think that the reduction in the IMCR business is caused by potential customers thinking (or knowing?) that the average IMCR instructor is no good? (a straight question, BTW)
IMHO, the potential customer won't have a clue. Same for the PPL - at that stage in your flying career you don't spot a bad one until many hours too late.