He is quite a dramatic speaker. I'm surprised because 99% of the technical talks you hear have a speaker mumbling away about minutiae hoping enough of the crowd will fall asleep that they can slip out unnoticed.
I don't know what you are listening too, but 99% is misleading. It's quite dependent on the conference. For example, nearly all the presentations on DConf were good. You must be watching something like this: https://www.youtube.com/watch?v=j0fAyL4Xo2k , I guess?
Wow that's so much worse than any talk I've ever seen. The weird angle and terrible audio aren't helping but the dude needs to stop talking to the screen.
He is quite a dramatic speaker. I'm surprised because 99% of the technical talks you hear have a speaker mumbling away about minutiae hoping enough of the crowd will fall asleep that they can slip out unnoticed.