======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '95'
                                          'artist'  'Danny & The Juniors'
                                     'text_people'  'Arthur Singer; J. Madera'
                                         'release'  "Rockin' with Danny and the Juniors"
                                           'title'  'Dottie'
                                           'quals'  ("['Q-JZFKS-2', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-OLDST-1', "
 "'q-syn-1', 'q-bass-4', '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'  "['rock and roll', 'rock n roll', 'doo wop', '50s', 'oldies']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  ''
                                            'date'  '1958'
                                        'comments'  ''
                                           'genre'  'prerock-unsorted'
                                             'bpm'  '107.435'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         '58-276 POS 39'
'COMM:ID3v1 Comment:XXX'                            '58-276 POS 39'
'TALB' (Album/Movie/Show title)                     "Rockin' with Danny and the Juniors"
'TBPM' (BPM (beats per minute))                     '107.435'
'TCOM' (Composer)                                   'Arthur Singer; J. Madera'
'TCON' (Content type, a.k.a. Genre)                 'prerock-unsorted'
'TDRC' (Recording time)                             '1958'
'TIT2' (Title/songname/content description)         'Dottie'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Danny & The Juniors'
'TRCK' (Track number/Position in set)               '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['rock and roll', 'rock n roll', 'doo wop', '50s', 'oldies']
'TXXX:q-bass'                                       '4'
'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'                        '+0.54 dB'
'TXXX:replaygain_track_peak'                        '0.550105'

========================== row from database ==========================
                                              'id'  1442392
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/00oldiepop/1958/58-276 - Danny & The Juniors - Dottie.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  95
                                           'genre'  prerock-unsorted
                                        'filesize'  3830392
                                           'mtime'  1620387756
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 00oldiepop 1958 58 276 prerock unsorted
                                      'tag_artist'  Danny & The Juniors
                                     'tag_release'  Rockin' with Danny and the Juniors
                                       'tag_title'  Dottie
                                             'bpm'  107.435
                                    'search_title'  'dottie':1
                                   'search_artist'  'danny':1 'juniors':3 'the':2
                                  'search_release'  'and':5 'danny':4 'juniors':7 'rockin':1,2 'the':6 'with':3
                                     'search_rest'  '00oldiepop':5 '1958':6 '276':8 '58':7 'country':4 'exotica':2 'jazz':1 'oldies':3 'prerock':9 'unsorted':10
                                    'search_combo'  '00oldiepop':16 '1958':17 '276':19 '58':18 'and':9C 'country':15 'danny':2B,8C 'dottie':1A 'exotica':13 'jazz':12 'juniors':4B,11C 'oldies':14 'prerock':20 'rockin':5C,6C 'the':3B,10C 'unsorted':21 'with':7C
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  1A
                                           '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-2', 'q-busy-2', 'q-drums-2', 'q-syn-1', 'q-chart-1', 'q-other-3', 'q-bass-4', 'q-grit-1']
                                      'lastfmtags'  ['rock and roll', 'rock n roll', 'doo wop', '50s', 'oldies']
                                        'tag_date'  1958
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620387755.9478295  (2021-05-07 13:42:35)
                             'size'  3830392