======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '255'
                                          'artist'  'Bloc Party'
                                     'text_people'  ''
                                         'release'  'A Weekend In The City'
                                           'title'  'Waiting For The 7.18'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', 'Q-JZFKS-1', "
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                                      'lastfmtags'  "['indie', 'alternative', 'british', 'indie rock', 'rock']"
                                     'discogstags'  "['rock', 'indie rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  ''
                                            'date'  '2007'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-indie-unsorted'
                                             'bpm'  '109.943'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

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'TBPM' (BPM (beats per minute))                     '109.943'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-indie-unsorted'
'TDRC' (Recording time)                             '2007'
'TIT2' (Title/songname/content description)         'Waiting For The 7.18'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Bloc Party'
'TRCK' (Track number/Position in set)               '3'
'TXXX:MP3GAIN_MINMAX'                               '108,177'
'TXXX:MP3GAIN_UNDO'                                 '+003,+003,N'
'TXXX:Q-HAP'                                        '2'
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'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['rock', 'indie rock']
'TXXX:lastfmtags'                                   ['indie', 'alternative', 'british', 'indie rock', 'rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'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'
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'TXXX:replaygain_track_peak'                        '0.493464'

========================== row from database ==========================
                                              'id'  1268389
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/Bloc Party/A Weekend In The City/03 - Waiting For The 7.18.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  255
                                           'genre'  ifs-songwriter-indie-unsorted
                                        'filesize'  6146415
                                           'mtime'  1638554795
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos 03 ifs songwriter indie unsorted
                                      'tag_artist'  Bloc Party
                                     'tag_release'  A Weekend In The City
                                       'tag_title'  Waiting For The 7.18
                                             'bpm'  109.943
                                    'search_title'  '18':5 '7':4 '718':6 'for':2 'the':3 'waiting':1
                                   'search_artist'  'bloc':1 'party':2
                                  'search_release'  'a':1 'city':5 'in':3 'the':4 'weekend':2
                                     'search_rest'  '00singer':1 'eos':3 'ifs':4 'indie':5 'songwriter':2 'unsorted':6
                                    'search_combo'  '00singer':14 '18':5A '7':4A '718':6A 'a':9C 'bloc':7B 'city':13C 'eos':16 'for':2A 'ifs':17 'in':11C 'indie':18 'party':8B 'songwriter':15 'the':3A,12C 'unsorted':19 'waiting':1A 'weekend':10C
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  8A
                                           '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-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'alternative', 'british', 'indie rock', 'rock']
                                        'tag_date'  2007
                                     'discogstags'  ['rock', 'indie rock']

============================== file details ==============================
                                           'mtime'  1638554794.800165  (2021-12-03 19:06:34)
                             'size'  6146415