do the cheap half of the solution (decriminalization) but not the expensive part (comprehensive public housing & mental-health services).

This is neoliberalism in action

Agreed.

I'm frankly amazed they announced a capital gains increase, but I'll believe it when I see it survive the year.

My bet is that it'll survive until the next election. This budget was a very timid step towards addressing our polycrisis, but it won't be enough to prevent Poilievre from taking power. Then he'll ax it.