go the way of the horse and buggy

go the way of the horse and buggy

To become outdated or obsolete (like traveling by horse and carriage). The prevalence of cell phones today has caused landlines to go the way of the horse and buggy in most homes. Handwritten letters have gone the way of the horse and buggy, which I think is a terrible shame.
See also: and, buggy, go, horse, of, way