systay

Which is arguably the most important part of a planner. If you don't have good cardinality information, it doesn't matter if you have fancy planner strategies. They'll be employed in the wrong situation, and won't produce the good plans we all want.

Well... It could be argued that these companies are not in the business of improving people that they don't want to hire.

It's, as you claim, painful, and the net gain for the company is close to zero. Why do it?