Do you remember the days when you used to go to Staples and Office Depot to buy software like MSWord? You got a box with a CD, went home and installed it on your computer and kept it for years until eventually the company stopped supporting that version and you had to trundle back to the store. Several years later you could download it from the internet—no box, no CD. Today, many people have a monthly subscription to the software they use which entitles them to regular software updates and a bunch of other ongoing benefits and support. This is called SaaS (Software as a Service). Note the terminology; software…