======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '149'
                                          'artist'  "Ford Dabney's Band"
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Slow Drag Blues -8-1919'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-1', 'q-busy-2', 'q-grit-1', 'q-play-2', "
 "'q-chart-2', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['all']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1919'
                                        'comments'  ''
                                           'genre'  'prerock-unsorted'
                                             'bpm'  '84.0'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:MusicMatch_Bio:eng'                           'Sound edited by Breda4@hotmail.com'
'TBPM' (BPM (beats per minute))                     '84.0'
'TCON' (Content type, a.k.a. Genre)                 'prerock-unsorted'
'TDRC' (Recording time)                             '1919'
'TIT2' (Title/songname/content description)         'Slow Drag Blues -8-1919'
'TKEY' (Initial key)                                '6A'
'TLEN' (Length)                                     '149000'
'TPE1' (Lead performer(s)/Soloist(s))               "Ford Dabney's Band"
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   'all'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.93 dB'
'TXXX:replaygain_track_peak'                        '0.666798'

========================== row from database ==========================
                                              'id'  1517834
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/veryearly/1919/Ford Dabney_s Band - Slow Drag Blues -8-1919.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  149
                                           'genre'  prerock-unsorted
                                        'filesize'  3063947
                                           'mtime'  1621698477
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm veryearly Dabney_s prerock unsorted
                                      'tag_artist'  Ford Dabney's Band
                                     'tag_release'  None
                                       'tag_title'  Slow Drag Blues -8-1919
                                             'bpm'  84.0
                                    'search_title'  '1919':5 '8':4 '81919':6 'blues':3 'drag':2 'slow':1
                                   'search_artist'  'band':5 'dabney':2 'dabneys':4 'ford':1 's':3
                                  'search_release'  
                                     'search_rest'  'dabney':2 'prerock':4 's':3 'unsorted':5 'veryearly':1
                                    'search_combo'  '1919':5A '8':4A '81919':6A 'band':11B 'blues':3A 'dabney':8B,13 'dabneys':10B 'drag':2A 'ford':7B 'prerock':15 's':9B,14 'slow':1A 'unsorted':16 'veryearly':12
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-1', 'q-syn-1', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  ['all']
                                        'tag_date'  1919
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621698477.0463524  (2021-05-22 17:47:57)
                             'size'  3063947