Prevent freeze in folder with 85k gif and 85k mp3 files

[Leo]

If you make some snapshots we should be able to see what's causing the delay:

Manually generating process snapshots

If you find Directory Opus is hanging, using a lot of CPU, or otherwise exhibiting unexplained behaviour, one important diagnostic tool is the generation of manual process snapshots (often called "dumps"). These snapshots capture the state of the Op…