Earlier quoted context omitted.
This really isn't a problem in practice, unless you are going out of your way to try to bend the rules set in place, especially about sales.
It can be a problem in practise since the rules aren't fairly or consistently enforced. Look to recent issues with iSH being approved and rejected. Edit: as others have pointed out iSH isn't the best example of this.
OP is just saying 99% of apps being developed are clearly within the rules, rather than really pushing against the boundaries of what is allowed.