======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '207'
                                          'artist'  'The Strokes'
                                     'text_people'  ''
                                         'release'  'The Strokes'
                                           'title'  'automatic stop'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-JZFKS-1', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-4', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['indie', 'alternative rock', 'alternative', 'indie rock', 'rock']"
                                     'discogstags'  "['rock', 'indie rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '03'
                                      'tracktotal'  ''
                                            'date'  '2000'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-indie-rock'
                                             'bpm'  '105.587'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'The Strokes'
'TBPM' (BPM (beats per minute))                     '105.587'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-indie-rock'
'TDRC' (Recording time)                             '2000'
'TIT2' (Title/songname/content description)         'automatic stop'
'TKEY' (Initial key)                                '3A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Strokes'
'TRCK' (Track number/Position in set)               '03'
'TXXX:Mp3gain_minmax'                               '000,177'
'TXXX:Mp3gain_undo'                                 '+033,+033,N'
'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', 'indie rock']
'TXXX:lastfmtags'                                   ['indie', 'alternative rock', 'alternative', 'indie rock', 'rock']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+41.18 dB'
'TXXX:replaygain_track_peak'                        '0.003489'

========================== row from database ==========================
                                              'id'  1259001
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/The Strokes/The Strokes/03 - automatic stop.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  207
                                           'genre'  ifs-songwriter-indie-rock
                                        'filesize'  4161594
                                           'mtime'  1638554836
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos 03 ifs songwriter indie rock
                                      'tag_artist'  The Strokes
                                     'tag_release'  The Strokes
                                       'tag_title'  automatic stop
                                             'bpm'  105.587
                                    'search_title'  'automatic':1 'stop':2
                                   'search_artist'  'strokes':2 'the':1
                                  'search_release'  'strokes':2 'the':1
                                     'search_rest'  '00singer':1 'eos':3 'ifs':4 'indie':5 'rock':6 'songwriter':2
                                    'search_combo'  '00singer':7 'automatic':1A 'eos':9 'ifs':10 'indie':11 'rock':12 'songwriter':8 'stop':2A 'strokes':4B,6C 'the':3B,5C
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  3A
                                           '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-4', 'q-other-4', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'alternative rock', 'alternative', 'indie rock', 'rock']
                                        'tag_date'  2000
                                     'discogstags'  ['rock', 'indie rock']

============================== file details ==============================
                                           'mtime'  1638554835.759054  (2021-12-03 19:07:15)
                             'size'  4161594