Backup and restore

chrisjj, additional you may try something like this ...

"Export Mp3tag Tag Dump Row.mte"

$filename(Mp3tag.tagdump.row.txt,ANSI)$loop(%_path%)^|_MD5AUDIO:''%_md5audio%''|_MD5:''%_md5%''|_PATH:''%_path%''|$regexp($regexp($list(,:'',''|),\r,U+000D),\n,U+000A)$$$char(13)$char(10)$loopend()

"Export Mp3tag Tag Dump Col.mte"

$filename(Mp3tag.tagdump.col.txt,ANSI)$loop(%_path%)^
_MD5AUDIO:''%_md5audio%''
_MD5:''%_md5%''
_PATH:''%_path%''
$regexp($regexp($regexp($list(,:'',''$char(13)_$char(10)),\r,U+000D),\n,U+000A),\r_\n,\r\n)$$

$loopend()

These export scripts do not respect binary content like covers.
With some proper created actions you may able to reload the exported data.

DD.20080119.1725.CET