And finally the last dimension really about is execution so I take example of a more contemporary guy here Stewart Butterfield, Slack is great group messaging application it is really is taking over the enterprise in just a few years scaled to $400 million in annual recurring revenue which is incredible for a couple of years and they have done a lot of things right but the one thing that I think they did incredibly well is execution. I would let you read this quote, but Stewart is one of those guys that is relentless in getting things done, getting things launched and getting great experiences to customers. And that’s what execution is all about