======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '210'
                                          'artist'  'Robert Long'
                                     'text_people'  'R. Long'
                                         'release'  'Vroeger of later'
                                           'title'  'Jezus redt'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-3', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['nederlandstalig', 'chanson', 'pop', 'dutch', '80s']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  ''
                                            'date'  '1974'
                                        'comments'  ''
                                           'genre'  'loc-eur-netherlands'
                                             'bpm'  '115.655'
                                             'key'  '11B'
                                        'acoustid'  ''
rest: ''

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

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'PRIV:WM/WMCollectionID:\x9d\x87¯}UÑmL\x9dSx\x18ÓnúZ'  PRIV(owner='WM/WMCollectionID', data=b'\x9d\x87\xaf}U\xd1mL\x9dSx\x18\xd3n\xfaZ')
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'TALB' (Album/Movie/Show title)                     'Vroeger of later'
'TBPM' (BPM (beats per minute))                     '115.655'
'TCOM' (Composer)                                   'R. Long'
'TCON' (Content type, a.k.a. Genre)                 'loc-eur-netherlands'
'TDRC' (Recording time)                             '1974'
'TIT2' (Title/songname/content description)         'Jezus redt'
'TKEY' (Initial key)                                '11B'
'TLEN' (Length)                                     '210000'
'TPE1' (Lead performer(s)/Soloist(s))               'Robert Long'
'TPE2' (Band/orchestra/accompaniment)               'Robert Long'
'TRCK' (Track number/Position in set)               '9'
'TXXX:MusicBrainz Album Id'                         '1b01491c-b698-4b68-8842-be3022595d12'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '40533ae1-ae26-4886-a995-ce44c1bf616c'
'TXXX:MusicBrainz TRM Id'                           'c054a170-187a-4c46-9bcb-74ab688043d3'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['nederlandstalig', 'chanson', 'pop', 'dutch', '80s']
'TXXX:original release date'                        ['1974', '1974']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.97 dB'
'TXXX:replaygain_track_peak'                        '0.656515'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'bbd7da6e-70d1-48d9-9272-66d1e6930047')

========================== row from database ==========================
                                              'id'  1357578
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/Robert Long-Vroeger of later-09-Jezus redt.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  210
                                           'genre'  loc-eur-netherlands
                                        'filesize'  3366784
                                           'mtime'  1621630232
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] 09 loc eur netherlands
                                      'tag_artist'  Robert Long
                                     'tag_release'  Vroeger of later
                                       'tag_title'  Jezus redt
                                             'bpm'  115.655
                                    'search_title'  'jezus':1 'redt':2
                                   'search_artist'  'long':2 'robert':1
                                  'search_release'  'later':3 'of':2 'vroeger':1
                                     'search_rest'  '00poprockelectronic':1 'eur':8 'files':5,6 'loc':7 'loose':3,4 'netherlands':9 'unsorted':2
                                    'search_combo'  '00poprockelectronic':8 'eur':15 'files':12,13 'jezus':1A 'later':7C 'loc':14 'long':4B 'loose':10,11 'netherlands':16 'of':6C 'redt':2A 'robert':3B 'unsorted':9 'vroeger':5C
                                    'tag_tracknum'  9
                                      'num_images'  0
                                             'key'  11B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['nederlandstalig', 'chanson', 'pop', 'dutch', '80s']
                                        'tag_date'  1974
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621630232.265155  (2021-05-21 22:50:32)
                             'size'  3366784