I think Greeks + Romans + Indians increases the odds significantly. The Indians had an understanding of the required math... 1. Binary numbers: http://en.wiki

I think Greeks + Romans + Indians increases the odds significantly. The Indians had an understanding of the required math... 1. Binary numbers: http://en.wikipedia.org/wiki/Binary_number#History http://en.wikipedia.org/wiki/Binary_number#History 2. Zero: http://en.wikipedia.org/wiki/0_(number)#India http://en.wikipedia.org/wiki/0_(number)#India 3. A brief history of Indian mathematics: http://www-history.mcs.st-and.ac.uk/Indexes/Indians.html http://www-history.mcs.st-and.ac.uk/Indexes/Indians.html This combined with the engineering skills of the other civilizations could have in theory heralded the digital age a little sooner :)