FileCR is not a curated repository like the Microsoft Store. Bad actors can easily inject rootkits, keyloggers, or cryptocurrency miners into the ISO before reuploading. Even if the original modder is trustworthy, the person rehosting on FileCR may not be.
Pros
For true low-end hardware (Pentium 4, Core 2 Duo, Atom, Celeron), this OS is transformative. It can turn an e-waste laptop into a functional web browsing machine.