I agree, but only because in practice the choice is usually a little different: - always pay $500 vs. pay a random amount between $100 and $500, except when yo

I agree, but only because in practice the choice is usually a little different: - always pay $500 vs. pay a random amount between $100 and $500, except when you have a really heavy month and you pay $3,000. Utility pricing without the ability to set caps is problematic.