the short answer is pretty much all tech we use was invented in the 1970's and is just being iterated on at this point. There really is not much new coming out

the short answer is pretty much all tech we use was invented in the 1970's and is just being iterated on at this point. There really is not much new coming out and all the really cool stuff has turned out to be too difficult to be reliable or require too much power to ever get beyond toy status.