Residents are asked to pay the equivalent in use tax on an out of state purchase that they would have paid in sales tax had the same purchase been made in CA.
You're not "bursting his bubble", you're agreeing with him. He says California has in everything but name unConstitutionally imposed taxes on interstate commerce, is attempting to compound their abuse of our rights under color of authority, and that's the same thing you said. Interstate commerce is not subject to state taxation. Period.