Cath Fleetwood wrote:

What I would like though is a gadget that pops the tyres of cars that
overtake within an inch of my horse and something to frighten the life out
of cyclists who whoosh up behind us silently and then overtake frightening
the life out of said horse. Only kidding by the way :-))

Horses frighten the life out of cyclists inherently, especially when
seen from underneath. And the first one would only be that useful if you
know you have a horse that won't be spooked by the bang...

ROger