What the heck, I am suffering from low productivity today anyway. So: I can heartily recommend Rick Beato‘s channel Everything Music if you are in need of distraction. He is. a music theorist and producer, first because Youtube famous with a video of his son having perfect pitch, and discusses all kinds of music theory. Most will like his lists of greatest guitar solos and so on, but I think his best video so far is this one, which was recorded, I see, the day before Eddie van Halen died:

Now, back to work, you hear?