The *.psx file extension is related to the Dirty Little Helper and used for its chat files.
There is one other file type using
the PSX file extension!
.psx - Sony PlayStation saved game
PSX file extension - Dirty Little Helper chat file
What is psx file? How to open psx files?
File type specification:
The psx file extension is associated with the Dirty Little Helper and used for its chat files.
The Dirty Little Helper is an online database of game patches and cheats.
This psx file type entry was marked as obsolete and no longer supported file format.
This type of file is no longer actively used and is most likely obsolete. This is typically the case for system files in old operating systems, file types from long discontinued software, or previous versions of certain file types (like documents, projects etc.) that were replaced in higher versions of their original programs.