Right, I'm not saying that's a bad idea, just that it only seems tangentially related to what the Boring company is doing. If you want to store water then those

Right, I'm not saying that's a bad idea, just that it only seems tangentially related to what the Boring company is doing. If you want to store water then those tunnels don't seem very appropriate. If you want to transport water then they seem too large. Of course it's not like I have any expertise in the domain, I'd gladly be proven wrong.