It seems on a powerpoint presentaion your brain absorbs very little information because it can not absorb both Verbal and Visual information well at the same time. So thats powerpoint out the window. I personally think its a load of rubbish.
Professors disagree with me , read more > Official: Powerpoint bad for brains | The Register
Professors disagree with me , read more > Official: Powerpoint bad for brains | The Register