[Joe Miner]

If time travel was possible, where are all the time travellers from the future? They would be everywhere.

Or another possibility is the world was conquered by Islam and we reverted to a society of camel herders too stupid to discover it.

[Bigh4u2]

"Or another possibility is the world was conquered by Islam and we reverted to a society of camel herders too stupid to discover it."

Again??

:)