Half a century after the summer of love and hippie harmony, California is experiencing a summer of loathing and hipster-bashing.

Not just hipsters. Artists, techies, realtors, business owners, developers, all are feeling the wrath of a burgeoning and in some cases radicalising anti-gentrification movement.

Bullet-hole decor: the Brooklyn bar on the frontline of the gentrification wars

In the Los Angeles neighbourhood of Boyle Heights, protesters are targeting a new cafe with placards, chants and intimidation, tactics which ousted an opera and a gallery.

In Venice, on the other side of LA, residents picket the palm-fringed home of Snapchat, branding it a coloniser for taking over local real estate.