======================== unified (from filesystem) ========================
                                         'bitrate'  '225.583'
                                        'duration'  '62'
                                          'artist'  'The Soviettes'
                                     'text_people'  ''
                                         'release'  'LP II'
                                           'title'  'Love Song'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-3', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['female vocalists', 'punk rock', 'pop punk', 'punk', 'rock']"
                                     'discogstags'  "['punk', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  ''
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'rock-gr-punk'
                                             'bpm'  '111.640'
                                             'key'  '4A'
                                        'acoustid'  ''
rest: ''

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

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'TALB' (Album/Movie/Show title)                     'LP II'
'TBPM' (BPM (beats per minute))                     '111.640'
'TCON' (Content type, a.k.a. Genre)                 'rock-gr-punk'
'TDRC' (Recording time)                             '2004'
'TIT2' (Title/songname/content description)         'Love Song'
'TKEY' (Initial key)                                '4A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Soviettes'
'TRCK' (Track number/Position in set)               '9'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  ['punk', 'rock']
'TXXX:lastfmtags'                                   ['female vocalists', 'punk rock', 'pop punk', 'punk', 'rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.46 dB'
'TXXX:replaygain_track_peak'                        '0.341804'

========================== row from database ==========================
                                              'id'  1421834
                                            'path'  /data/Music/Bulk/00popandrock-punk-garage-surf-stoner/The Soviettes/LP II/09 Love Song.mp3
                                         'working'  None
                                         'bitrate'  225
                                    'duration_sec'  62
                                           'genre'  rock-gr-punk
                                        'filesize'  1772297
                                           'mtime'  1622659203
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock punk garage surf stoner 09 rock gr punk
                                      'tag_artist'  The Soviettes
                                     'tag_release'  LP II
                                       'tag_title'  Love Song
                                             'bpm'  111.64
                                    'search_title'  'love':1 'song':2
                                   'search_artist'  'soviettes':2 'the':1
                                  'search_release'  'ii':2 'lp':1
                                     'search_rest'  'garage':2 'gr':6 'punk':1 'rock':5 'stoner':4 'surf':3
                                    'search_combo'  'garage':8 'gr':12 'ii':6C 'love':1A 'lp':5C 'punk':7 'rock':11 'song':2A 'soviettes':4B 'stoner':10 'surf':9 'the':3B
                                    'tag_tracknum'  9
                                      'num_images'  0
                                             'key'  4A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-3']
                                      'lastfmtags'  ['female vocalists', 'punk rock', 'pop punk', 'punk', 'rock']
                                        'tag_date'  2004
                                     'discogstags'  ['punk', 'rock']

============================== file details ==============================
                                           'mtime'  1622659203.0421638  (2021-06-02 20:40:03)
                             'size'  1772297