What you have failed to grasp is that people are not logic machines. "First chatbot" is never uttered to mean the absolute first chatbot – for all they know someone created an undocumented chatbot in 10,000 B.C. that was lost to time – but merely the first chatbot they are aware of.
Normally the listener is able to read between the lines, but I suppose there may be some defective units out there.
Normally the listener is able to read between the lines, but I suppose there may be some defective units out there.