I would like to be able to mark individual media items or even perhaps entire libraries to be excluded from media scans.   If I have retrieved all the metadata and images I want for a particular TV series or Music collection and I know that the files will never change and the metadata should never change, I would like to be able to exclude it from scans to   a )  reduce scan time b )  decrease the likelihood of unwanted changes being made c )  reduce network utilization   I've noticed th