This infographic – “The Past, Present, and Future of the ‘XaaS’ Model” – follows the evolution of the “as a Service” model, beginning with Software as a Service (SaaS) in the mid-1980s. Then it looks at some of the popular present “as a Service” offerings such as Device as a Service (DaaS). And finally, it offers a glimpse into its “Everything as a Service” (EaaS) future.