It’s all too easy to forget how integral and pervasive software-as-a-service (SaaS) has become to modern business operations, given the efficiencies and flexibility benefits it provides to users. However, like any sector, SaaS is continually evolving as it incorporates new technologies and adapts to market forces. Some people have even questioned if the entire SaaS concept is under threat as software becomes easier for businesses to build and run themselves. Before we look at the current state of play, and whether or not SaaS is ripe for disruption, let’s recap how SaaS operates, and what it looks like in its current form.