Until some major legislative changes or another recession occur, housing prices are likely to continue getting worse until people collectively agree it would be more desirable to live somewhere else for a lower price.
The closest I've seen is recent rules letting developers ignore city zoning rules to combat NIMBY attitudes that prevent additional housing development.
But it's an uphill battle, vs groups like California Chamber of Commerce and Howard Jarvis. And they've convinced businesses that higher consumer taxes will hurt their profits, which could be true. So you have strong lobbying against repeal.
Examples include SB35 and possibly SB50 in the future.