In 2015, IBM bought a cloud provider based in Texas called SoftLayer and merged it into its public cloud offering, today called the IBM Cloud. IBM is continuing to release versions of its z series mainframe, and ADP payroll services was one of the first software as a service (SaaS) companies but remains popular today. Both service companies and their services are still around today. Payroll services were provided by another remote service called Automatic Data Processing, or ADP for short. However, he couldn’t access his accounting services any time he liked he had his allotted slice of processing time every Tuesday, and that was that. The serial cable threaded through the drop ceiling to connect the terminal was strong enough to pull a car.Ī customer of mine at the time was utilizing a mainframe computer for accounting hosted locally in town. Accounting services were accessed through a fast (at the time) 1200 baud modem that was connected using one of those green-screened digital terminals. When I started my career as a computer technician back in the 90s, most corporations that I supported used several computer-based services that were not located on premise. (Gartner Methodologies, Magic Quadrant, 1 Gartner, Magic Quadrant for Cloud Infrastructure as a Service, Worldwide, Dennis Smith et al.
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