======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '238'
                                          'artist'  '[unknown]'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Gloeiwormpje'
                                           'quals'  ("['Q-GRIT-2', 'Q-BUSY-3', 'Q-PLAY-2', 'q-bass-2', 'Q-CHART-2', 'q-drums-1', "
 "'q-other-4', 'q-piano-1', 'q-vocals-1', 'Q-HAP-3', 'Q-SYN-1', 'Q-UNU-1', "
 "'Q-JZFKS-1', 'Q-OLDST-1', 'Q-HHRNBTT-1', 'Q-MIXBEAT-1', 'Q-LOCALNESS-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '0'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'prerock-classical or classical instruments'
                                             'bpm'  '133.5'
                                             'key'  'F#m'
                                        'acoustid'  ''
rest: ''

======================== rawer (from filesystem) ========================

'TBPM' (BPM (beats per minute))                     '133.5'
'TCON' (Content type, a.k.a. Genre)                 'prerock-classical or classical instruments'
'TENC' (Encoded by)                                 'iTunes v4.7.1.30'
'TIT2' (Title/songname/content description)         'Gloeiwormpje'
'TKEY' (Initial key)                                'F#m'
'TPE1' (Lead performer(s)/Soloist(s))               '[unknown]'
'TRCK' (Track number/Position in set)               '0'
'TXXX:MusicMagic Data'                              'AgEBWjmegmyv1Z7NgcsiYEbfgAGCiYAC+pOYXBbdgGrGcIABgAH4d68SgbbMhoABhbaAAbvONn3hgqb+gAGrKA7y7KqAAaOpgAKAAYwTv/fF0IP7AAI8voqPgvOBrRCio0gS/oAz1F2FooLzAKmyk4Arv0aKj4mfgAHIVRRS2aGFC4YTvAYXquw1p++qbIACgAE='
'TXXX:MusicMagic Fingerprint'                       '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'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '2'
'TXXX:Q-GRIT'                                       '2'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-SYN'                                        '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:http://www.foosic.org/'                       '0000465d00005307be1450007154001015018bfafbc6f6cfeccf0cbff3cf2c3cafffda3ff3ffe8eeef7faccff67dd78e02fde7874f874a8dafff180fffcf94ddff7afdef139f383e29de78df8d9ff9ddccbf9d7fb3cf1d3ddbcefebd3bcff6fed73ea3dc333fd0827d9fc557bfff068c3bff0ff131ffccbff81f0cf4588f0e3df1af1ff4b41ea2ebfd9dc7ac3bc6dff72c7ffebdfffffdfdfed1f449303df326723a773cbd8eb0c87bdeadb753fdf1af0f1d8daceb7a3f11f8fd000efcfd0a74f7bf0befbf7a3c3f0fcebf34f8dcfd6e3cf9cef0cef540df10fd3dee6efcfc3eb3fed4e30fffbc2cfffffede33fc6ecf7ff772051ffa4f7fc3fd7a5ffb0b3effd7f79f9a76fa2cdf04ff18fefcff3ab85d7f9e3133ec24b917dc04b3cf7b4d3efcfb2f8fccfefc2cffcf740cffcf46bca3ef0a7f321f8affc7b34703fdfe0b34080f757fa7ff3ff3d1ef2cffc3ff503c37ff2033719c073073e40f8faae308730ff52c0f93c3f064b8db6f36f2df77dfcd76cbddbcf36db5eb2cbcfb6d7dcb2f30eb2d25cb1a9cb72cb0e7aeb2d7cdb5d72e38e38df2f32cb6f36b72dfae38efcdb2dbdf3df7ad40'
'TXXX:q-bass'                                       '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.14 dB'
'TXXX:replaygain_track_peak'                        '0.703951'

========================== row from database ==========================
                                              'id'  1495080
                                            'path'  /data/Music/Other/Pa/Klassiek/Gloeiwormpje.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  238
                                           'genre'  prerock-classical or classical instruments
                                        'filesize'  4784469
                                           'mtime'  1644756113
                                   'redo_metaread'  0
                                        'rest_str'   Pa Klassiek prerock classical classical instruments
                                      'tag_artist'  [unknown]
                                     'tag_release'  None
                                       'tag_title'  Gloeiwormpje
                                             'bpm'  133.5
                                    'search_title'  'gloeiwormpje':1
                                   'search_artist'  'unknown':1,2
                                  'search_release'  
                                     'search_rest'  'classical':4 'instruments':5 'klassiek':2 'pa':1 'prerock':3
                                    'search_combo'  'classical':7 'gloeiwormpje':1A 'instruments':8 'klassiek':5 'pa':4 'prerock':6 'unknown':2B,3B
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  F#m
                                           'quals'  ['Q-GRIT-2', 'Q-BUSY-3', 'Q-PLAY-2', 'q-bass-2', 'Q-CHART-2', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-1', 'Q-HAP-3', 'Q-SYN-1', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-OLDST-1', 'Q-HHRNBTT-1', 'Q-MIXBEAT-1', 'Q-LOCALNESS-1']
                                      'lastfmtags'  []
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1644756112.9242024  (2022-02-13 13:41:52)
                             'size'  4784469