Ive recently brought song Vegas movie studio platinum 9.0 and my desktop computer and my laptop run it very slowly so im getting a new computer i just don't know whether to buy a mac or stay with Windows.What are some pros and cons about these two operating systems. and also do i buy a desktop or a laptop i do a bit of gaming with new games and i do a fair bit of video editing and now will be doing hd video editing and i do photoediting.