scum-midi.bat

:: https://stackoverflow.com/questions/15885132/file-folder-chooser-dialog-from-a-windows-batch-script

@echo off
set dialog="about:<input type=file id=FILE><script>FILE.click();new ActiveXObject
set dialog=%dialog%('Scripting.FileSystemObject').GetStandardStream(1).WriteLine(FILE.value);
set dialog=%dialog%close();resizeTo(0,0);</script>"

for /f "tokens=* delims=" %%p in ('mshta.exe %dialog%') do set "file=%%p"
echo selected  file is : "%file%"

scum-bard.cmd --file %file%