======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '182'
                                          'artist'  'Moxy Früvous'
                                     'text_people'  ''
                                         'release'  'B'
                                           'title'  'I Love My Boss'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-1', 'q-bass-1', 'q-busy-2', 'q-grit-1', 'q-play-2', "
 "'q-chart-2', 'q-drums-1', 'q-other-1', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['indie', 'alternative', 'geek rock', 'folk', 'canadian']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  ''
                                            'date'  '1996'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-a capella'
                                             'bpm'  '128.658'
                                             'key'  '12B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'B'
'TBPM' (BPM (beats per minute))                     '128.658'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-a capella'
'TDRC' (Recording time)                             '1996'
'TIT2' (Title/songname/content description)         'I Love My Boss'
'TKEY' (Initial key)                                '12B'
'TPE1' (Lead performer(s)/Soloist(s))               'Moxy Früvous'
'TRCK' (Track number/Position in set)               '1'
'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'                                   ['indie', 'alternative', 'geek rock', 'folk', 'canadian']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.45 dB'
'TXXX:replaygain_track_peak'                        '0.636090'

========================== row from database ==========================
                                              'id'  1324640
                                            'path'  /data/Music/Bulk/00poprockelectronic/Moxy Fruvous/B/01 - I Love My Boss.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  182
                                           'genre'  ifs-songwriter-a capella
                                        'filesize'  2922073
                                           'mtime'  1628356098
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Fruvous 01 ifs songwriter a capella
                                      'tag_artist'  Moxy Früvous
                                     'tag_release'  B
                                       'tag_title'  I Love My Boss
                                             'bpm'  128.658
                                    'search_title'  'boss':4 'i':1 'love':2 'my':3
                                   'search_artist'  'fruvous':2,3 'moxy':1
                                  'search_release'  'b':1
                                     'search_rest'  '00poprockelectronic':1 'a':5 'capella':6 'fruvous':2 'ifs':3 'songwriter':4
                                    'search_combo'  '00poprockelectronic':9 'a':13 'b':8C 'boss':4A 'capella':14 'fruvous':6B,7B,10 'i':1A 'ifs':11 'love':2A 'moxy':5B 'my':3A 'songwriter':12
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  12B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-1', 'q-syn-1', 'q-chart-2', 'q-other-1', 'Q-HAP-3', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  ['indie', 'alternative', 'geek rock', 'folk', 'canadian']
                                        'tag_date'  1996
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1628356097.6364264  (2021-08-07 19:08:17)
                             'size'  2922073