======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '141'
                                          'artist'  'Chris And Kathy'
                                     'text_people'  ''
                                         'release'  'Bubbling Under 5'
                                           'title'  'All You Had To Do (Was Tell M'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-UNU-1', 'q-syn-1', 'q-bass-3', "
 "'q-busy-2', 'q-grit-1', 'q-play-2', 'Q-OLDST-1', 'q-chart-2', 'q-drums-1', "
 "'q-other-3', 'q-piano-1', 'q-vocals-4', 'Q-HHRNBTT-1', 'q-mixbeat-1']")
                                      'lastfmtags'  "['surf', 'surf rock', 'pop', 'rock and roll', '60s']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '130'
                                      'tracktotal'  ''
                                            'date'  '1964'
                                        'comments'  ''
                                           'genre'  'prerock-unsorted'
                                             'bpm'  '130.988'
                                             'key'  '12B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Bubbling Under 5'
'TBPM' (BPM (beats per minute))                     '130.988'
'TCON' (Content type, a.k.a. Genre)                 'prerock-unsorted'
'TDRC' (Recording time)                             '1964'
'TIT2' (Title/songname/content description)         'All You Had To Do (Was Tell M'
'TKEY' (Initial key)                                '12B'
'TPE1' (Lead performer(s)/Soloist(s))               'Chris And Kathy'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '130'
'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'                                   ['surf', 'surf rock', 'pop', 'rock and roll', '60s']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'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'                        '+0.45 dB'
'TXXX:replaygain_track_peak'                        '0.598527'

========================== row from database ==========================
                                              'id'  984383
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/Bubbling under 5 (11-09-63)/130 Chris & Kathy - All you had to do (was tell me).mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  141
                                           'genre'  prerock-unsorted
                                        'filesize'  2272715
                                           'mtime'  1622760187
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country under (11 09 63) 130 & you had to do (was tell me) prerock unsorted
                                      'tag_artist'  Chris And Kathy
                                     'tag_release'  Bubbling Under 5
                                       'tag_title'  All You Had To Do (Was Tell M
                                             'bpm'  130.988
                                    'search_title'  'all':1 'do':5 'had':3 'm':9 'tell':8 'to':4 'was':6,7 'you':2
                                   'search_artist'  'and':2 'chris':1 'kathy':3
                                  'search_release'  '5':3 'bubbling':1 'under':2
                                     'search_rest'  '11':6,7 '130':10 '63':8,9 'country':4 'do':14 'exotica':2 'had':12 'jazz':1 'me':18,19 'oldies':3 'prerock':20 'tell':17 'to':13 'under':5 'unsorted':21 'was':15,16 'you':11
                                    'search_combo'  '11':21,22 '130':25 '5':15C '63':23,24 'all':1A 'and':11B 'bubbling':13C 'chris':10B 'country':19 'do':5A,29 'exotica':17 'had':3A,27 'jazz':16 'kathy':12B 'm':9A 'me':33,34 'oldies':18 'prerock':35 'tell':8A,32 'to':4A,28 'under':14C,20 'unsorted':36 'was':6A,7A,30,31 'you':2A,26
                                    'tag_tracknum'  130
                                      'num_images'  0
                                             'key'  12B
                                           '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-2', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-1']
                                      'lastfmtags'  ['surf', 'surf rock', 'pop', 'rock and roll', '60s']
                                        'tag_date'  1964
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1622760187.3196423  (2021-06-04 00:43:07)
                             'size'  2272715