Computers and those professionals that preserve, troubleshoot, program, administer, network, and construct them are central to most every trade. Tailored for on-line transaction processing, the Tandem-16 is one of the first business fault-tolerant computer systems. The banking trade rushed to adopt the machine, constructed to run during restore or expansion. The Tandem-16 ultimately led to the Non-Ceaseā€ series of programs, which have been used for early ATMs and to watch stock trades.