Len...Which is it? You state it can't happen then, give a scenario where it can happen at the exact same second for two posters. I say if it can happen for two as you say, then it can happen for three as I say or, unimaginable as it seems, for even more. Who knows?
G' day Mate,
Aussie
Australia is a beautiful place with wonderful people that just love Americans. You've got to go there some day. Give it a go Mate.