More likely due to ASP, VBScript mixed into HTML server-side much like PHP. VBScript could, and occasionally was, used client-side, but it was very rare in my

More likely due to ASP, VBScript mixed into HTML server-side much like PHP. VBScript could, and occasionally was, used client-side, but it was very rare in my experience. Outside of articles pushed by MS the “same language on server and client” angle didn't hold enough water to override the “only supported by IE” issue even when IE had ~90% market share in the early 2000s.