Keep in mind that the creator of Pi has done a ton of advocacy for it... talks, podcasts, demos, etc.
Marketing really matters here. Sometimes a tool can take off on its own with just a little bit of prodding (hn/reddit announcements and the like), but in this era where there is just way too much choice that is difficult to differentiate, the S/N is just too opaque.
Think about Matt Pocock for a moment - the guy is literally famous for 'his' grill-me skill. A skill. And something he really did not come up with, as the core tenant has been a a prior-art prompt template going back to 2023, but no one seems to question or point that out as he has been so pervasive online promoting this as his invention that it just drowns out any dissent.