The rest have been acquired used, primarily at garage sales.
Bike technology, of course, changes, but nowhere near as fast as computer technology.
"English Racer" - an older category of bikes usually designed for adults with three internal gears and an upright riding position.
Racers were reasonably efficient, sturdy, utilitarian machines that were heavier than road bikes and were not really "racers." While the English company Raliegh (and related companies) made many of these bikes, not all "English racers" are English.