======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '197'
                                          'artist'  'dEUS'
                                     'text_people'  ''
                                         'release'  'In A Bar, Under The Sea'
                                           'title'  'Serpentine'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-3', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['indie', 'alternative rock', 'alternative', 'belgian', 'rock']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  '15'
                                            'date'  '1996'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-indie-rock'
                                             'bpm'  '138.6'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'In A Bar, Under The Sea'
'TBPM' (BPM (beats per minute))                     '138.6'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-indie-rock'
'TDRC' (Recording time)                             '1996'
'TIT2' (Title/songname/content description)         'Serpentine'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'dEUS'
'TRCK' (Track number/Position in set)               '7/15'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['indie', 'alternative rock', 'alternative', 'belgian', 'rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.89 dB'
'TXXX:replaygain_track_peak'                        '0.891785'

========================== row from database ==========================
                                              'id'  1375980
                                            'path'  /data/Music/Bulk/00poprockelectronic-poprock-indierock/dEUS/In A Bar, Under The Sea/Deus - Serpentine.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  197
                                           'genre'  ifs-songwriter-indie-rock
                                        'filesize'  3159728
                                           'mtime'  1637330377
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic poprock indierock Deus ifs songwriter indie rock
                                      'tag_artist'  dEUS
                                     'tag_release'  In A Bar, Under The Sea
                                       'tag_title'  Serpentine
                                             'bpm'  138.6
                                    'search_title'  'serpentine':1
                                   'search_artist'  'd':2 'deus':1 'eus':3
                                  'search_release'  'a':2 'bar':3,4 'in':1 'sea':7 'the':6 'under':5
                                     'search_rest'  '00poprockelectronic':1 'deus':4 'ifs':5 'indie':7 'indierock':3 'poprock':2 'rock':8 'songwriter':6
                                    'search_combo'  '00poprockelectronic':12 'a':6C 'bar':7C,8C 'd':3B 'deus':2B,15 'eus':4B 'ifs':16 'in':5C 'indie':18 'indierock':14 'poprock':13 'rock':19 'sea':11C 'serpentine':1A 'songwriter':17 'the':10C 'under':9C
                                    'tag_tracknum'  7
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-3', 'q-other-3', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'alternative rock', 'alternative', 'belgian', 'rock']
                                        'tag_date'  1996
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1637330377.4381886  (2021-11-19 14:59:37)
                             'size'  3159728