But Minix, the hero of the Microkernel research, became the guardian of Intel systems and preventer of tinkering and exploration.

Can we certainly say that Fuschia will be Free and mild natured like BSD and Linux or will it become another silent "hard-layer" like Minix?

GP (and I) certainly fear about the latter. Given Google's transformation to Modern day Microsoft of the 90s, it's not too far-fetched it seems.