That's really quite a silly thing - since it is an acronym after all . . .
You obviously didn't read the FAQ in question:
But never write "PERL", because perl is not an acronym, + apocryphal folklore and post-facto expansions notwithst +anding.
Besides, to paraphrase Data: One is the language's name, the other is not. If you're not going to be correct then you might as well call it "Throat-Warbler-Mangrove" (although one might tire of typing /usr/bin/Luxury-Yacht -e ... all the time).
Trek and Python (Monty) references; if only I could work in Tolkein for the hat trick . . .
Update: Bah, Corrected link to the TNG quotes page.