Public Speaking, Rehearsals, and Memorization — Or How I Became a Global Keynote Speaker Without…
Alf Rehn

With you 100% on this. I have never really understood the advice because I respond to the audience and their reactions. In the performing arts I think it is a bit like comparing a stand up comic with a play. The actor goes through her lines in character, in most cases without reacting directly to the audience responses. No two talks are ever the same, as you say.

One clap, two clap, three clap, forty?

By clapping more or less, you can signal to us which stories really stand out.