What you've done is a form of futuristic thing that will be normal. Today that kind of action seems not so popular but in due time paying with Bitcoin will be normal globally since we know BTC is widely well known coin. I guess not just Bitcoin but also some of the popular coins that will be accepted by many crypto business minded people.
Yeah, it's convenient to use a peer-to-peer transaction but only if you knew the person you are dealing with. It's somehow hard to trust someone that you don't know to do some transaction with you especially with what you read on the news what these people do to those who have huge balance of crypto on them. But in businesses they accepted payment from crypto and you can either eat and drink as long as they accept a crypto payment.