However, there are arguments that technological progress has been proceeding at an exponential rate for the last five millenia, at least, which puts into question the Eurocentric approach of dating "growth base on technological progress" to the point when technological progress at the semi-periphery shifted to focus on Europe.


I've been accused of being a Marxist, yet while Harpo's my favourite, it's Groucho I'm always quoting. Odd, that.