As digital signage continues to increase its global growth, it's important to recognize what separates the best signage applications from the rest of the pack. We all know how valuable ease of use, advanced features and affordability can be, but without stability, those items become a moot point.  Is it the efficient coding of the application that makes it stable? Sure, that's one way to do it. However, there are going to be times when that's not enough. After all, a perfectly constructed house is only as strong as its foundation. At the end of the day, it comes down to the stability of the operating system and hardware the application is run on.  Over the past decade, Apple has set the standard for stability and has won over users and programmers alike.  In this blog entry, we provide three reasons why we think the Mac is the only system that should run your digital signage solution.