Indeed. I'd say the on-site guys really need training. Beyond working directly on the master image and writing to it or reporting false findings, there isn't as much that can be irrevocably fucked up in the analytics room.
Acquisition is a whole different story. One seemingly small fuck up and the evidence is toast.
On-scene stuff is a bit different. You're not doing the actual analytics on scene if you can help it, you're obtaining the evidence. Of course that still needs specialist training, you can't simply copy and paste shit, but it's very different to what goes on in the forensic lab.
Woodworking and rock climbing scratch the problem solving itch in different ways, on top of the creative (in woodworking) and physical exercise (rock climbing) itches common in most people.
Many do. Why is why we have MGTOW and Andrew Tate