This story comes to my mind.
A pizzeria owner made money buying his own $24 pizzas from DoorDash for $16
https://www.theverge.com/2020/5/18/21262316/doordash-pizza-p...
Thanks for sharing, i enjoyed reading it, although it is paywalled: http://archive.today/H5FRo
If you want to fight the VCs, you have to pull stunts like this. If they want to destroy local infrastructure because "free market", in an attempt to secure monopolies for themselves, then let them operate in a free market.
Note: the Verge article links to this blog post, describing the situation in more detail: https://www.readmargins.com/p/doordash-and-pizza-arbitrage