[skybrian]

"It won't fix everything" doesn't seem like much of an argument against it, though?

[bombcar]

It's like the starfish tale - https://www.thestarfishchange.org/starfish-tale

Adding a dwelling unit won't solve the problem for everyone - but it will solve the problem for someone!

(Now there's perhaps an offset argument - if you can afford to build or buy, should you build so as to increase the supply?)