Ok, but if you’re kicking off those that are unwilling to pay, you’re automatically decreasing the value of your app every time you try to charge people. You can make money — for a time. If the purpose people joined in the first place “I can connect with all the people I know” changes, then you start seeing the growth move in a very negative direction
Why would you kick off those unwilling to pay? GP mentions charging for cosmetic, not for the core product.