It seems leaving an iPad on the car roof and driving off, throwing it on block paving - no problem. (James)
It seems that having the bike fall over throwing the iPad out of the basket on to block paving - no problem. (Me).
However, it seems that Jacqueline sitting on her iPad - not good. Poor thing never stood a chance. Jacqueline did fess up - saying "iSat".
What is amazing is that it still works even though it has a crack right across the front.