PM - sorry to have to mention it but you walked into that one with your eyes open mate - its a bit of a red-rag to a bunch of bulls to say 'a custy's carpet got dirty quick' when you used what some would say was a non-standard system in this situation i.e blacktop
funny that johnguerkink the holy trinity man hasn't waded into this thread! (yet)
BTW I saw he was called for starting a similar thread to the one he started here on one of the US sites and got some similarly sceptic responses on there as he got here