======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '143'
                                          'artist'  'Dodie Stevens'
                                     'text_people'  ''
                                         'release'  'Ultimate Collection'
                                           'title'  'Yes-Sir-ee'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-2', 'q-busy-2', 'q-grit-1', 'q-play-2', "
 "'q-chart-1', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['60s', 'oldies', 'female vocalists', '50s', 'pop']"
                                     'discogstags'  "['vocal', 'pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '13'
                                      'tracktotal'  ''
                                            'date'  '1959'
                                        'comments'  ''
                                           'genre'  'prerock-unsorted'
                                             'bpm'  '134.377'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         '59-451 POS 79'
'COMM:ID3v1 Comment:XXX'                            '59-451 POS 79'
'TALB' (Album/Movie/Show title)                     'Ultimate Collection'
'TBPM' (BPM (beats per minute))                     '134.377'
'TCON' (Content type, a.k.a. Genre)                 'prerock-unsorted'
'TDRC' (Recording time)                             '1959'
'TIT2' (Title/songname/content description)         'Yes-Sir-ee'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Dodie Stevens'
'TPE2' (Band/orchestra/accompaniment)               'Dodie Stevens'
'TRCK' (Track number/Position in set)               '13'
'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'                                  ['vocal', 'pop']
'TXXX:lastfmtags'                                   ['60s', 'oldies', 'female vocalists', '50s', 'pop']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.09 dB'
'TXXX:replaygain_track_peak'                        '0.379573'

========================== row from database ==========================
                                              'id'  1434424
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1959/59-451 - Dodie Stevens - Yes-Sir-ee.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  143
                                           'genre'  prerock-unsorted
                                        'filesize'  5725957
                                           'mtime'  1621698422
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1959 59 451 prerock unsorted
                                      'tag_artist'  Dodie Stevens
                                     'tag_release'  Ultimate Collection
                                       'tag_title'  Yes-Sir-ee
                                             'bpm'  134.377
                                    'search_title'  'ee':3 'sir':2 'yes':1 'yessiree':4
                                   'search_artist'  'dodie':1 'stevens':2
                                  'search_release'  'collection':2 'ultimate':1
                                     'search_rest'  '00oldiepop':5 '1959':6 '451':8 '59':7 'country':4 'exotica':2 'jazz':1 'oldies':3 'prerock':9 'unsorted':10
                                    'search_combo'  '00oldiepop':13 '1959':14 '451':16 '59':15 'collection':8C 'country':12 'dodie':5B 'ee':3A 'exotica':10 'jazz':9 'oldies':11 'prerock':17 'sir':2A 'stevens':6B 'ultimate':7C 'unsorted':18 'yes':1A 'yessiree':4A
                                    'tag_tracknum'  13
                                      'num_images'  0
                                             'key'  9A
                                           '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-2', 'q-syn-1', 'q-chart-1', 'q-other-3', 'Q-HAP-3', 'q-bass-2', 'q-grit-1']
                                      'lastfmtags'  ['60s', 'oldies', 'female vocalists', '50s', 'pop']
                                        'tag_date'  1959
                                     'discogstags'  ['vocal', 'pop']

============================== file details ==============================
                                           'mtime'  1621698421.6355143  (2021-05-22 17:47:01)
                             'size'  5725957