>The Unix path format replaced the previous URI format used in our system interfaces, improving compatibility with POSIX/Linux libraries and programs<p>According to <a href="https://www.redox-os.org/news/this-month-240131/#:~:text=Redox-,Path%20Format,-Redox%20has%20a" rel="nofollow">https://www.redox-os.org/news/this-month-240131/#:~:text=Red...</a>, this was done to simplify porting Linux software but the old format is still accessible.
sharing the COSMIC desktop from (with?) the system_76 pop_os! guys is interesting. if a cross platform+ embedded gui kit comes out of this that'd be cool.