Well actually, looking at the things my parents and parents in law did on their home networks, their Smart TVs and so on, having this in a understandable form for the lay person is really good. To understand, that your door opener, your TV and other things can be "hacked" is important. The information to use different passwords for every service is important. We as people in the know have to help our elders and peers…
Don't trust password managers. They are hackable pieces of software just like the ones you are trying to protect. And they are not reliable (see last news of Lastpass acquisition by LogMeIn). I'm not saying you should ditch password managers and just memorize all of your password. I'm just saying: use them as a well-informed user. Back in the days, Bruce Schneier suggested to write passwords down on a piece of paper…
It matters with one goes faster: Cranking your PW manager or you typing in all your passwords.