Sounds like he forgot he was in a van and not on the bike.
If he really does have a bike license and a bike that is
Still you seem to have taken it all in your stride and not let the red mist get the better of you. Which i have been known to do with morons like that from time to time in the past.
And as for educating those who have no clue in the first place well you may as well try to teach a monkey to be Prez of the usa. Oh no wait they've already done that aint they?!
Well maybe there is hope afterall
