They're still real technical terms for describing underlying technology that have been appropriated as increasingly stretched marketing terms. It's almost like

They're still real technical terms for describing underlying technology that have been appropriated as increasingly stretched marketing terms. It's almost like the euphemism treadmill. As laypeople hear the technical terms repeatedly in the news and associate it with meaning 'this is Good New Thing,' marketing departments will notice and slap them onto more and more stuff until the term loses its original value. Rinse, repeat.