Thankfully, there's more than one way to run Windows apps on your Mac. It doesn't exist on the Mac side and I really need it for my day job as a software quality vice president.
However, there are a couple that slip through my fingers, like Microsoft's Visio Professional. Thankfully, most of the apps I want to run on my Mac exist as native apps. I'd buy that in a heartbeat.' It's happened to me more times that I really wish to count. Every now and then, a Mac user is going to say, 'Man I wish there was a version of (insert program here) for Mac.