When this metadata indexing was introduced in gnome/kde many users complained, because it pegged their cpu and was really unasked for. But some felt that this was something the MacOSX had and therefore some developers felt it was a good default. I'm not convinced, partly because of the increased attack surface. The desktop environment itself is but a small part of the complete desktop. Some important differences betw…
Sadly the big ones are. Because they consider this behavior "user friendly".
At the same time they think they can contain the threat by wrapping everything in sandboxes. Effectively infantilizing the owner/user of the personal computer.