FWIW, this is exactly what it's like for me too - "Not enough stimulation and I get distracted easily, too much stimulation and I shut down completely."
Usually fits that niche cause I'm interested but I can live without knowing how many moons does Jupiter have
And with stuff like audiobooks you can't doze off because you loose track, but with this you'd just missed 1 of the 10 things he was talking about