I was in my childhood days amazed by the working of the telephone! Voice signals/accoustic signals converted to electrical signals and sent through wire and on the other side the receiver hears it!

I went to college after completing my 12th science studies to do diploma in electrical engineering. There i found a whole section of telephone chapters, all that goes into the connections wiring board stuff!

So i think what if telephone was discovered in say 14th century a.d.!

Then could have been the possibility that in 1960 first man was sent into orbital space to land on moon, there was 'internet email messaging through line to line computers' in adolf hitler times 1941 a.d.???

 

The Butterfly Effect man. Even a very minor change to history, be it technology or an assassination of a leader or inventor could radically change history, especially in the long term since the changes would be exponential as time passed.

You probably think the steam engine was invented by Watt, Trevithick and so on.

Actually, it was invented in the 1st century.

http://en.wikipedia.org/wiki/Aeolipile

but nobody had the technology to make much use of it.

I think the same would have been true of a 14th c 'phone