That doesn't sound anything like what fuchsia is or ever was. Fuchsia takes a different set of tradeoffs with respect to baseline primitives and built a new stack of low level user space on top of those new primitives. This gives the software fundamentally different properties which might be better or worse for your use case. For consumer hardware products I think it comes out ahead, but only time will tell.

I think what op was thinking of was early harmonyos, seen people confusing those a lot. Harmony now ofc isn’t what