Everything rollercoaster said is true. Everything. Also while it's true that upgrade time looks like it may drop we are one bad news announcement away from displacements. What, you say that can't happen. Let's name some headwinds since 2001 and recognize we have t had many in the last 6 -8 years. Anything. An happen but telling people we have a 6 yr upgrade when that 6 yr guy hasn't even seen class yet is wrong.