======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '136'
                                          'artist'  'Pat And The Wildcats'
                                     'text_people'  ''
                                         'release'  'Tape No025 - Green Tomatoes'
                                           'title'  'Green Tomatoes 1964'
                                           'quals'  ("['Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-HAP-2', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-3', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '09'
                                      'tracktotal'  ''
                                            'date'  '1965'
                                        'comments'  ''
                                           'genre'  'rock-gr-garage;set-pl-garagetapes'
                                             'bpm'  '138.2'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Tape No025 - Green Tomatoes'
'TBPM' (BPM (beats per minute))                     '138.2'
'TCON' (Content type, a.k.a. Genre)                 ['rock-gr-garage', 'set-pl-garagetapes']
'TDRC' (Recording time)                             '1965'
'TIT2' (Title/songname/content description)         'Green Tomatoes 1964'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Pat And The Wildcats'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '09'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+24.72 dB'
'TXXX:replaygain_track_peak'                        '0.031045'
'TXXX:tracknum'                                     '09'

========================== row from database ==========================
                                              'id'  502766
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/garagetapes.blogspot.com/GT025/09 - Pat And The Wildcats - Green Tomatoes 1964.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  136
                                           'genre'  rock-gr-garage;set-pl-garagetapes
                                        'filesize'  3290001
                                           'mtime'  1620382902
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm garagetapes.blogspot.com GT025 09 rock gr garage;set pl garagetapes
                                      'tag_artist'  Pat And The Wildcats
                                     'tag_release'  Tape No025 - Green Tomatoes
                                       'tag_title'  Green Tomatoes 1964
                                             'bpm'  138.2
                                    'search_title'  '1964':3 'green':1 'tomatoes':2
                                   'search_artist'  'and':2 'pat':1 'the':3 'wildcats':4
                                  'search_release'  'green':3 'no025':2 'tape':1 'tomatoes':4
                                     'search_rest'  'blogspot':2 'com':3 'garage':8,10 'garagetapes':1,13 'garagetapesblogspotcom':4 'gr':7 'gt025':5 'pl':12 'rock':6 'set':9,11
                                    'search_combo'  '1964':3A 'and':5B 'blogspot':13 'com':14 'garage':19,21 'garagetapes':12,24 'garagetapesblogspotcom':15 'gr':18 'green':1A,10C 'gt025':16 'no025':9C 'pat':4B 'pl':23 'rock':17 'set':20,22 'tape':8C 'the':6B 'tomatoes':2A,11C 'wildcats':7B
                                    'tag_tracknum'  9
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-1', 'q-other-4', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1965
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620382902.4491765  (2021-05-07 12:21:42)
                             'size'  3290001