Well the more characters you have the higher the entropy of the password and the harder it would be to crack. So when you don't have to remember the password yourself there's no reason not to use a very long password if the service you're using allows it.

My Life in Gaming is probably my favourite, I love the depth they go into in their full videos, and their Sunday streams are always super chill for me to just kick back and relax to retro game stuff.