You haven’t convinced me that you really understand “reasonable doubt”
"Beyond a reasonable doubt" does not mean guilty until proven innocent.
The prosecution should have waited until it had better evidence.
“Beyond a reasonable doubt does not mean guilty until proven innocent.”
Circumstantial evidence is often good enough to convict, and should have in this case.
If you’re driving along a country road and see a turtle on top of a fence-post, it is circumstantial evidence that some guilty human put it up there. Use the common sense that God gave you (I think).
It’s people with your thinking that have put a psychopathic murderer back on the streets. There will be hell to pay.