Not only is this a horrible metric of value, it’s ridiculously easy to game.
It’s pretty hard to measure objective value of software. I think the closest is letting the market set a price and that has lots of flaws.
One of the upsides of OSS is that it bypasses that whole aspect.
I think the best approach is to let projects choose their own license according to their goals. If they want to charge, let them. If they want to be free, let them.