As we marvel at science’s latest extraordinary breakthrough, it’s also an opportunity to ponder what kind of thinker Albert Einstein was.

You may have noticed that the final trailer for the upcoming Star Wars instalment, “The Force Awakens,” has been released, and that fans globally are experiencing convulsions of mythopoeic anticipation.

The use of Neil Young’s Rockin’ in the Free World at Donald Trump’s campaign provided the most recent example of the recruitment of music to political ends.