Mr White said the yellow-shirted cyclist came across as pleasant both times he and his wife came across him.
"I wonder whether part of the problem was that [Mr Brizzell] didn't allow enough space between the 'yellow shirted' biker and himself when he started the track," Mr White said.
"Why didn't [Mr Brizzell] simply stop and give the 'yellow shirted' fellow a couple of minutes space and then he would have had a clear run himself? Is he one of the few intolerant ones who think they own the place to themselves because of their biking prowess?"
In the video - which has gone viral since being posted on You Tube - the unidentified yellow-shirted cyclist is heard saying: "I don't need a f*****g lecture while I'm enjoying a ride. If you want to pass, f*****g pass. If you don't shut your f*****g mouth or I'll shut [indecipherable] ..."
Do you know the cyclist?
If so contact Jarrod Booker on his email link below.