-well, clearly there are some places where silic valley has some ways to go. mean, it's the hotbed of innovation. there's a spirit that's absolutely fantastic. and i think we've seen some examples where we need to do better as an overall business community in this area. so i think that's where examining the impacts and environmentallys is really critical,ly and then being conscious and deliberate about tryinger to do ben those areas. -yeah. and just real quickly, since we're the topic of corporate social responsibility, this week we saw a number of companies step forward on the g-control debate, united and delta cutting their discounts for nra members, for example,g almart and dick's sportods changing their gun-sales policies. how do you feel about companies taking stands on controveral issues? -yeah, i think it's important for companies to have a point of view, and to share that pot of view. and as i said, it can be a little bit of a tricky line when it starts to toe the line into politics, and the sausage-making of politics. but i don't think it's appropriat