But for commercial TV channels, adverts have been their main income source for the past 70 years. The first advert on UK television was for Gibbs SR toothpaste, broadcast on September 22, 1955.

“Stop pushing yourself,” your angry 4-inch tall shoulder-devil whispers in your ear. “Let’s blow off the day and hang on the couch. You’ll never amount to much anyway.” We all have that inner voice — ...