On Saturday, 7 September 2019 11:09:25 UTC+1, Graham. wrote:
"dennis@home" Wrote in message:
On 07/09/2019 07:24, harry wrote:
https://www.youtube.com/watch?v=z7tRr49qZfo

So, how do you account for this well known trick?


Its so obvious it doesn't really need anything to explain it.
Just look at the damn bar at the end.



Harry only sees what he wants to see, that's his problem.

I wonder if he'd have the same problem with white chocolate ;-)