Says The Scotsman Magazine's snowboarding and extreme sports writer Roger Cox.
I'm trying to find link. Was in today's edition - I think it will be online soon.
My own view is that if more of us shifted to biking and walking then the need for marked cycle ways and expensive traffic management would be less.
ADMIN EDIT
"Cycling down Dundas Street in Edinburgh is not for the fainthearted."
http://living.scotsman.com/outdoors/Roger-Cox-39I-wouldn39t-cycle.6760706.jp