======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '143'
                                          'artist'  'The Northwest Company'
                                     'text_people'  ''
                                         'release'  'Tape No043 - Mean Woman'
                                           'title'  'Hard To Cry'
                                           '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-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['garage rock', 'protopunk', 'proto-punk']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '01'
                                      'tracktotal'  ''
                                            'date'  '1967'
                                        'comments'  ''
                                           'genre'  'rock-gr-garage;set-pl-garagetapes'
                                             'bpm'  '132.1'
                                             'key'  '12B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Tape No043 - Mean Woman'
'TBPM' (BPM (beats per minute))                     '132.1'
'TCON' (Content type, a.k.a. Genre)                 ['rock-gr-garage', 'set-pl-garagetapes']
'TDRC' (Recording time)                             '1967'
'TIT2' (Title/songname/content description)         'Hard To Cry'
'TKEY' (Initial key)                                '12B'
'TPE1' (Lead performer(s)/Soloist(s))               'The Northwest Company'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '01'
'TXXX:COUNTRY'                                      '- CA'
'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:lastfmtags'                                   ['garage rock', 'protopunk', 'proto-punk']
'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'                                     '3'
'TXXX:replaygain_track_gain'                        '+23.29 dB'
'TXXX:replaygain_track_peak'                        '0.021333'
'TXXX:tracknum'                                     '01'

========================== row from database ==========================
                                              'id'  504502
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/garagetapes.blogspot.com/GT043/01 - The Northwest Company - Hard To Cry (1967 - CA).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  143
                                           'genre'  rock-gr-garage;set-pl-garagetapes
                                        'filesize'  3446578
                                           'mtime'  1620383106
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm garagetapes.blogspot.com GT043 01 (1967 CA) rock gr garage;set pl garagetapes
                                      'tag_artist'  The Northwest Company
                                     'tag_release'  Tape No043 - Mean Woman
                                       'tag_title'  Hard To Cry
                                             'bpm'  132.1
                                    'search_title'  'cry':3 'hard':1 'to':2
                                   'search_artist'  'company':3 'northwest':2 'the':1
                                  'search_release'  'mean':3 'no043':2 'tape':1 'woman':4
                                     'search_rest'  '1967':6,7 'blogspot':2 'ca':8,9 'com':3 'garage':12,14 'garagetapes':1,17 'garagetapesblogspotcom':4 'gr':11 'gt043':5 'pl':16 'rock':10 'set':13,15
                                    'search_combo'  '1967':16,17 'blogspot':12 'ca':18,19 'com':13 'company':6B 'cry':3A 'garage':22,24 'garagetapes':11,27 'garagetapesblogspotcom':14 'gr':21 'gt043':15 'hard':1A 'mean':9C 'no043':8C 'northwest':5B 'pl':26 'rock':20 'set':23,25 'tape':7C 'the':4B 'to':2A 'woman':10C
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  12B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', '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'  ['garage rock', 'protopunk', 'proto-punk']
                                        'tag_date'  1967
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620383106.3510516  (2021-05-07 12:25:06)
                             'size'  3446578