======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '149'
                                          'artist'  'Janice Harper'
                                     'text_people'  ''
                                         'release'  'Hard to Find 45s - Vol. 3 - The Mid 50s'
                                           'title'  'Bon Voyage'
                                           '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-1', 'q-drums-1', 'q-other-1', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['50s']"
                                     'discogstags'  "['pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '266'
                                      'tracktotal'  ''
                                            'date'  '1957'
                                        'comments'  ''
                                           'genre'  'prerock-unsorted'
                                             'bpm'  '138.040'
                                             'key'  '2A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Hard to Find 45s - Vol. 3 - The Mid 50s'
'TBPM' (BPM (beats per minute))                     '138.040'
'TCON' (Content type, a.k.a. Genre)                 'prerock-unsorted'
'TDRC' (Recording time)                             '1957'
'TIT2' (Title/songname/content description)         'Bon Voyage'
'TKEY' (Initial key)                                '2A'
'TPE1' (Lead performer(s)/Soloist(s))               'Janice Harper'
'TRCK' (Track number/Position in set)               '266'
'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:discogstags'                                  'pop'
'TXXX:lastfmtags'                                   '50s'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.74 dB'
'TXXX:replaygain_track_peak'                        '0.418976'

========================== row from database ==========================
                                              'id'  1435794
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1957/1957-266 - Janice Harper - Bon Voyage.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  149
                                           'genre'  prerock-unsorted
                                        'filesize'  5976064
                                           'mtime'  1621698334
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1957 1957 266 prerock unsorted
                                      'tag_artist'  Janice Harper
                                     'tag_release'  Hard to Find 45s - Vol. 3 - The Mid 50s
                                       'tag_title'  Bon Voyage
                                             'bpm'  138.04
                                    'search_title'  'bon':1 'voyage':2
                                   'search_artist'  'harper':2 'janice':1
                                  'search_release'  '3':7 '45s':4 '50s':10 'find':3 'hard':1 'mid':9 'the':8 'to':2 'vol':5,6
                                     'search_rest'  '00oldiepop':5 '1957':6 '266':7 'country':4 'exotica':2 'jazz':1 'oldies':3 'prerock':8 'unsorted':9
                                    'search_combo'  '00oldiepop':19 '1957':20 '266':21 '3':11C '45s':8C '50s':14C 'bon':1A 'country':18 'exotica':16 'find':7C 'hard':5C 'harper':4B 'janice':3B 'jazz':15 'mid':13C 'oldies':17 'prerock':22 'the':12C 'to':6C 'unsorted':23 'vol':9C,10C 'voyage':2A
                                    'tag_tracknum'  266
                                      'num_images'  0
                                             'key'  2A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', '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-1', 'q-other-1', 'Q-HAP-3', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  ['50s']
                                        'tag_date'  1957
                                     'discogstags'  ['pop']

============================== file details ==============================
                                           'mtime'  1621698334.4440937  (2021-05-22 17:45:34)
                             'size'  5976064