"Carlisle replied: “If the road is too narrow for a vehicle to overtake a cycle at a distance of 1.5m, then that vehicle must travel behind the cycle until it is able to overtake it lawfully.” In London the cars would sit behind me traveling at my speed until it was clear to overtake me legally and safely. It is not a new concept in the rest of the world.
Potentially useless - Yes, until the 'useless fact' that you have 10km and only 200m of climbing left for the day is what gets your tired body and mind to the finish line.
Somebody told me once that if you are are happy to throw the box with the bike in it down a flight of stairs, then it is ready for the airlines to handle. A bit extreme I guess.
