The brain can't do two things at once
Pichai and Google's slide designers are creating brain-friendly presentations.
Cognitive scientists say it's impossible for us to multitask as well as we think we can.
The brain cannot do two things at once and do them equally well.
When it comes to presentation design, we can't read text on the screen and listen to the speaker while retaining all of the information. It can't be done.
https://www.inc.com/carmine-gallo/jeff-bezos-bans-powerpoint-in-meetings-his-replacement-is-brilliant.html?sr_share=facebook&cid=sf01002
https://www.inc.com/carmine-gallo/how-googles-ceo-creates-brain-friendly-presentations.html