We're all trying to do so much more with less and less time, so anything which can help speed up the process can only be a good thing.
I don't know about you but I use YouTube all the time to learn new marketing strategies and techniques from some of the best in the world. And because I use it so frequently I want to consume the information as quickly as possible.
In the settings button on any YouTube video there is a 'Speed' tab where you can increase or decrease the playback speed.
It's really simple to activate...