PDP-11s and their VAX successors could often still be seen in hospitals as late as the mid 2000s as the back ends to all sorts of expensive equipment (MRIs, etc

PDP-11s and their VAX successors could often still be seen in hospitals as late as the mid 2000s as the back ends to all sorts of expensive equipment (MRIs, etc). At the time I was told that rewriting the medical code was one of those "not worth the risk" endeavours. By now they've probably been virtualized away, but those machines were damned reliable.