I noticed in the second post how the MEPU was developed by Sundstrand - the same company that made calculators in the 70s. (I, as a vintage calculator collector

I noticed in the second post how the MEPU was developed by Sundstrand - the same company that made calculators in the 70s. (I, as a vintage calculator collector, actually have one.) On HN we hear about pivots all the time, typically not too drastic, but imagine going from manufacturing MEPUs for the Concorde to manufacturing calculators!