What is really null is your lack of understanding ....
1. Fornite as an example is very funny.
2. Fornite does not use the vast majority of UE5 functions that are also in the testing and development phase. In fact, you have the examples in the article of how TC with small tweaks to the code managed, for example, to reduce 0.5ms in RT in XSeries ...
3. Those in charge of creating the Matrix demo are not the same people in charge of Fornite, which has nothing to do with technology. If you don't know how to see the difference and effects between having several years of experience working specifically for PS5 hardware (optimization and technical demos included) and not having done anything before for another .....