I don't think it's very controversial. They were invented after a coroner report and for some reason road designers fucking love them. There might be some use in helping people turn right but ultimately they just encourage queue jumping and dangerous positioning.
I think road designers and planners love them because it's just about the cheapest way to tick the 'cycle-friendly' box. Apart from those roads that just have outlines of bikes painted onto them - WTF are those going to achieve??
I don't think it's very controversial. They were invented after a coroner report and for some reason road designers fucking love them. There might be some use in helping people turn right but ultimately they just encourage queue jumping and dangerous positioning.