My goodness, how time flies when you’re having fun. What is it, half a year since I posted here? What was my blog about before?
It was going to be all about philosophy, especially my conversion (or awakening) from buddhism into the light of reason. Then I just got bored with the sound of my own typing, and the next thing I knew I was reading about a strange little brainteaser on the JREF forum (and everywhere else, apparently), the question of whether it’s possible to build a vehicle that goes directly downwind faster than the wind (DDWFTTW) powered only by the wind, “steady state” (which means not just as a passing burst, but settled at that speed).
There is so much to this, which I’ve been immersed in since at least December, both as a physical phenomenon and a social one, that it’s really hard to know where to begin.
I learned a lot in these few months. I learned how a little cart with wheels and a propeller can go directly downwind faster than the wind. I think… Read the rest of this entry »
Posted by John Freestone 
