======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '270'
                                          'artist'  'Roxette'
                                     'text_people'  ''
                                         'release'  'Pearls of Passion'
                                           'title'  'Call of the Wild'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-4', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['80s', 'pop rock', 'pop', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '8'
                                      'tracktotal'  ''
                                            'date'  '1997'
                                        'comments'  ''
                                           'genre'  'rock-unsorted'
                                             'bpm'  '85.237'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Pearls of Passion'
'TBPM' (BPM (beats per minute))                     '85.237'
'TCON' (Content type, a.k.a. Genre)                 'rock-unsorted'
'TDRC' (Recording time)                             '1997'
'TIT2' (Title/songname/content description)         'Call of the Wild'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Roxette'
'TRCK' (Track number/Position in set)               '8'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['80s', 'pop rock', 'pop', 'rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.29 dB'
'TXXX:replaygain_track_peak'                        '0.512501'

========================== row from database ==========================
                                              'id'  1306670
                                            'path'  /data/Music/Bulk/00poprockelectronic/Roxette/08_Call Of The Wild.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  270
                                           'genre'  rock-unsorted
                                        'filesize'  4321551
                                           'mtime'  1676053031
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 08_Call Of The rock unsorted
                                      'tag_artist'  Roxette
                                     'tag_release'  Pearls of Passion
                                       'tag_title'  Call of the Wild
                                             'bpm'  85.237
                                    'search_title'  'call':1 'of':2 'the':3 'wild':4
                                   'search_artist'  'roxette':1
                                  'search_release'  'of':2 'passion':3 'pearls':1
                                     'search_rest'  '00poprockelectronic':1 '08':2 'call':3 'of':4 'rock':6 'the':5 'unsorted':7
                                    'search_combo'  '00poprockelectronic':9 '08':10 'call':1A,11 'of':2A,7C,12 'passion':8C 'pearls':6C 'rock':14 'roxette':5B 'the':3A,13 'unsorted':15 'wild':4A
                                    'tag_tracknum'  8
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', 'q-chart-4', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-2']
                                      'lastfmtags'  ['80s', 'pop rock', 'pop', 'rock']
                                        'tag_date'  1997
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1676053030.5283275  (2023-02-10 19:17:10)
                             'size'  4321551