These searches contradict your statement:
https://duckduckgo.com/?t=ftsa&q=phosh&ia=web
https://www.google.com/search?hl=en&q=phosh
https://www.google.com/search?hl=en&q=phosh%20linux
they all return expected results.
also Phosh is a portmanteu of "Phone" and "Shell".
When it was cool the play around the a pinephone, it certainly was the case. Phosh remains a terrible name imo
I know what it is...
Everyone is so obsessed with proving the other wrong on this platform. It's almost as if users derive their identity from their supposed superior intellect. Sounds like what the twitter guy does all the time.