Thanks to Moore's Law, functional programming is no longer just for the mainframe, but can now be used for normal programs on standard platforms. If more people choose functional now just because they like the style[1], then it could be that procedural would be becoming less fashionable[2] over time.

[1] instead of before, when "wearing the hair shirt" of functional programming could be seen as declaring oneself a strong enough hacker that one could hack despite all the practical drawbacks.

(compare "Honest Costly Signal" in the context of https://news.ycombinator.com/item?id=23570975 )

[2] in the mass fashion vs class fashion sense.

(compare https://news.ycombinator.com/item?id=23560291 . I doubt it's controversial to say functional has always been on the Joycean side.)