Safety first... essential read

[midden]

Interesting to read some of the responses here, I read the article and what stuck in my mind was how we don't see as we move our heads and the brain fills in the gaps. Whether on two wheels or in four I guess that's something we should all remember.?

It's moving your head at with determination and speed.  One flaw in the flashing light theory is the more popular the flashing light becomes, the less the  brain will spot it as that changing feature  which alerts it mid motion.  I can't see a flashing bike light being effective down the Blackpool mile