Prop 13 is good, not perfect, but does what it is supposed to. Has probably inflated CA RE by 20% over other states though.
I would avoid Mello Roos too, but I would look at the deal as a whole, and the value received for the Mello Roos $.
There is an inverse relationship between CA school quality and illegal immigration. More tax $$ won’t fix this.
CA spends over $10k per student. Think about what you get for your +$300k of property tax per class of kids. Mostly overpaid teachers who can’t get fired, etc.