On Thu, 26 Jan 2023, Chuck Guzis via cctalk wrote:
I submit that the Selectric was not the optimum platform with which to set speed records.
Of course not! Even a daisy wheel is easily capable of twice that.But, we didn't have convenient access to anything better half a century ago.
I don't know what would be the fastest mechanism. Maybe a good keyboard input to a computer with a laser printer output?