Obviously she has studied *cough* Mr. Weirich's opus re Lambda, ReFactoring and a Tennent Correspondence Rebind
... only here: her 'Wrap' ~~ function(partial) {function(n) } substituted An *Unknown for, say, (n=English Language)
Clearly this lady has drunk the LRonHubbard-make/own/religion Koolaid, thinking it was sacramental wine.

See? Ya just gots to apply your own stuff and.. keep on punching that Cos (x) key repeatedly:
(As Colonel Bat Guano tried to tell Group Captain Mandrake ... before shooting up the Property of the Coca Cola Corporation)

HTH :-0

[*] or, preferred: "Unknowable?"

PS
Feeling masochistic, all the chores done..(though, actually not the least-bit javascriptural)
The little grey cells demanded some super-inhuman exercise, requiring actual Attention--for more than 5 minutes.
I was entranced by his mien/speaking voice--into following that suicidally recursive
notation(notation(annotation(substitution(game(game))))) --> to a fare-thee-well.
Holy Shit!

And if that was the EMACS(? sp) Editor via which he was prestidigitating at finger-light speed?
I can See why you adepts would fight-before-switching--once your neural network had adsorbed the learning curve. Eh?
I mean, in a parallel-Universe I see that I might have become mesmerized by programming.
Or maybe just The Pseudonymous Works of Kirkegård?
IF.. I had time, after adequate daily cornet practice, also motorcycle breaks (to refresh the Other viscera.)