One possible conclusion of that observation is that the upcoming generation of programmers and software developers aren't hanging out here but somewhere else.
I'd love to see a plot of median active account age over time.
I'm guessing somewhere along the lines of /r/learnjavascript or /r/learnpython. The browser is the lowest barrier REPL/Interpreter installed on any modern computer and it's possible to make somethig analogous to GORILLAS.BAS with MDN, an HTML5 canvas and a few lines of JS.
I'd love to see a plot of median active account age over time.