80% of the value of notes is the act of writing them down by hand. (I don't have a citation for it, but I tend to believe it). That is notes are primarily a tool to help you not fall asleep, start daydreaming, or whatever distraction keeps you from listening. The fact that you cannot write everything down forces you to think about what you are hearing and find the important part to write down. Now that you have found…
https://pdfs.semanticscholar.org/488e/c93cf68806bd8ac63fc7d0... ... interesting research that suggests that trying to type-out a transcript with a keyboard might be more effective.
Also whenever someone's on a laptop on a meeting I just assume they're not listening and looking at their emails, doesn't matter what they say before or during. Happens too often. Double if it's a googler lol.