If you've not heard, there's a site collecting ideas for ways in which people think we should change the US called "Ideas for Change in America".
As you know, using multiple measurement systems has a huge negative impact on our economy and makes education more difficult (instead of teaching our kids useful stuff, we're teaching them an archaic customary measurement system). We have the opportunity to fix this and give our economy a significant boost in these difficult times as well as making the future brighter.