======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '155'
                                          'artist'  'kid thomas'
                                     'text_people'  ''
                                         'release'  'Jook Block Busters Vol. 1'
                                           'title'  'the wolf pack'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'q-syn-1', 'q-bass-2', 'q-busy-2', 'q-grit-1', "
 "'q-play-3', 'Q-JZFKS-2', 'Q-OLDST-1', 'q-chart-1', 'q-drums-3', 'q-other-2', "
 "'q-piano-1', 'q-vocals-4', 'Q-HHRNBTT-1', 'q-mixbeat-1', 'Q-LOCALNESS-2']")
                                      'lastfmtags'  "['blues', 'soul', 'harmonica', '50s rock and roll', 'rock and roll']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '03'
                                      'tracktotal'  ''
                                            'date'  '1986'
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz-unsorted'
                                             'bpm'  '138.892'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Jook Block Busters Vol. 1'
'TBPM' (BPM (beats per minute))                     '138.892'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-jazz-unsorted'
'TDRC' (Recording time)                             '1986'
'TIT2' (Title/songname/content description)         'the wolf pack'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'kid thomas'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '03'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['blues', 'soul', 'harmonica', '50s rock and roll', 'rock and roll']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.45 dB'
'TXXX:replaygain_track_peak'                        '0.429088'

========================== row from database ==========================
                                              'id'  717276
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/vol01/03 - kid thomas - the wolf pack.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  155
                                           'genre'  prerock-jb-jazz-unsorted
                                        'filesize'  3104433
                                           'mtime'  1620538276
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country vol01 03 prerock jb jazz unsorted
                                      'tag_artist'  kid thomas
                                     'tag_release'  Jook Block Busters Vol. 1
                                       'tag_title'  the wolf pack
                                             'bpm'  138.892
                                    'search_title'  'pack':3 'the':1 'wolf':2
                                   'search_artist'  'kid':1 'thomas':2
                                  'search_release'  '1':6 'block':2 'busters':3 'jook':1 'vol':4,5
                                     'search_rest'  'country':4 'exotica':2 'jazz':1 'jb':7 'oldies':3 'prerock':6 'unsorted':8 'vol01':5
                                    'search_combo'  '1':11C 'block':7C 'busters':8C 'country':15 'exotica':13 'jazz':12 'jb':18 'jook':6C 'kid':4B 'oldies':14 'pack':3A 'prerock':17 'the':1A 'thomas':5B 'unsorted':19 'vol':9C,10C 'vol01':16 'wolf':2A
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-2', 'q-drums-3', 'q-syn-1', 'q-chart-1', 'q-other-2', 'Q-HAP-3', 'q-bass-2', 'q-grit-1']
                                      'lastfmtags'  ['blues', 'soul', 'harmonica', '50s rock and roll', 'rock and roll']
                                        'tag_date'  1986
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620538275.587582  (2021-05-09 07:31:15)
                             'size'  3104433