Oddsocks
Ryder Cup Winner
I think it's their visibility that is the issue. Have a look at your coat rack, and what you wear when you are a pedestrian. Ours are all black and grey, 'no' grown up is wearing bright bold colours at the time. We make a point to get junior a red jacket.
As a pedestrian we are fine, we use pavements, we look when we cross traffic, ... .
Now, for riding on pavement they are just too fast. And a lot of people riding them ...
The issue here along with e bikes around London or bored bikes is that no body carries a high vis, and you’d look like a tit if you did.