The implication then that there are four quadrants: hard tech to easy tech, high tech to low tech.<p>Hard and high:<p>- cure cancer<p>- colonize Mars<p>- live forever<p>Hard and low:<p>- make better syringes<p>- make better pills<p>Easy and low:<p>- match people that have cars with people that want rides<p>- match people that have houses with people that want rooms<p>Easy and high:<p>???