This was a Critical Mass event, which is why the bicyclists are taking up all of the street as a way to reclaim the streets and protest the lack of safety for riders under usual conditions. It’s not legal, but protests are never useful if they’re fully legal now, are they.
I said it elsewhere but it’s worth repeating here that fighting drivers is fighting the wrong fight. Fight the government.
Even if you convince the drivers that you’re right, nothing changes.
NGL, you’re fighting the drivers for this, just in a different medium. You think the government is just doing shit for kicks and giggles? Nah, they don’t put in bike lanes because too many residents complain when they lose their parking lanes to bike lanes, or the road gets widened solely to add a bike lane.
Sure there are some cases where the govt is making a bad decision, but don’t think that you don’t need to argue with those same people, just in a Public Information Session instead of on the road.
You can do both