Left and right are just sides of the same cleptocratic coin, catering to different audiences but ultimately doing the same thing.
Because wealth inequality and housing unaffordability has increased regardless if left or right wing were in power.
There's no good and bad one here, they're both just cosplaying.
I’m don’t think either the Uk or the US have had a properly “left” party in power. They are just a cosplaying, as you say. But that doesn’t mean that left wing parties don’t exist.