I bought a yoyo and paid for it by mailing a cheque to the vendor.

This is like the System 76 of cars.

Correct. Just use Signal. Problem solved.

And if cast iron is too heavy, then use carbon steel or stainless. We just keep a Teflon pan to cook those frozen rotis.

Don’t take this the wrong way, but this is an answer to a question OP didn’t ask. They were asking for a descriptive answer to the driving limit, not a normative opinion of what you think the limit should be.

Also your conclusion doesn’t follow from the premise. (I could be wrong; but it really doesn’t matter anyway considering the first paragraph of my response)