Love the programme, have done for many years now, but having recently changed to a Mac, I can't believe how poor the alignment and support for Mac operating systems is. Basically, if you want to keep your OS updated, then you need to be running a 2 or 3 year old version of sketch up. I'm currently working on the basis of 2 bug splats per hour of use. On getting help from sketch up support, I was more or less told, "you have to go back a couple of