My one consistent source of joy is the jingle at the end of the New York Times crossword

Working on the New York Times crossword puzzle, for me, usually goes a little something like this.

Easy, at first. In one long streak, like a steadily held note, I can complete clue after clue. Then, I'm stumped, like the end of that long note droning out. Finally, an avalanche of answers flood my brain, like the flutter of a...