FFMPEG Convert WAV 2 Flac

REM create new directory for storing WAVs
for %%I in (.) do set CurrDirName=%%~nxI

REM  create FLACs from WAVs
for %%I in (.) do mkdir "WAV - %CurrDirName%"
FOR /F "tokens=*" %%G IN ('dir /b *.wav') DO (
        ffmpeg -i "%%G" -metadata album="%CurrDirName%" "%%~nG.flac" -y >> ffmpeg.txt 2>&1
        move "%%G" "WAV - %CurrDirName%"
        )

REM move directory full of WAVs
move "WAV - %CurrDirName%" ..\
exit