======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '59'
                                          'artist'  'Quincy Jones'
                                     'text_people'  ''
                                         'release'  'The Split'
                                           'title'  "Clinger's Waiting"
                                           'quals'  ("['Q-HAP-3', 'Q-HHRNBTT-1', 'Q-UNU-1', 'Q-LOCALNESS-3', 'Q-JZFKS-2', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-4', 'q-busy-2', 'q-grit-1', 'q-play-2', "
 "'q-chart-3', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['bossa nova', 'big band', 'jazz', 'soul', 'funk']"
                                     'discogstags'  "['score', 'stage & screen']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '11'
                                      'tracktotal'  ''
                                            'date'  '1968'
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz-unsorted'
                                             'bpm'  '118.8'
                                             'key'  '11A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'The Split'
'TBPM' (BPM (beats per minute))                     '118.8'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-jazz-unsorted'
'TDRC' (Recording time)                             '1968'
'TIT2' (Title/songname/content description)         "Clinger's Waiting"
'TKEY' (Initial key)                                '11A'
'TPE1' (Lead performer(s)/Soloist(s))               'Quincy Jones'
'TPE2' (Band/orchestra/accompaniment)               'Quincy Jones'
'TRCK' (Track number/Position in set)               '11'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['score', 'stage & screen']
'TXXX:lastfmtags'                                   ['bossa nova', 'big band', 'jazz', 'soul', 'funk']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+1.71 dB'
'TXXX:replaygain_track_peak'                        '0.640561'

========================== row from database ==========================
                                              'id'  1515611
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Quincy jones -split, the (320 k)/11 clinger_s waiting.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  59
                                           'genre'  prerock-jb-jazz-unsorted
                                        'filesize'  2380366
                                           'mtime'  1620539079
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm jones split, the (320 k) 11 clinger_s waiting prerock jb jazz unsorted
                                      'tag_artist'  Quincy Jones
                                     'tag_release'  The Split
                                       'tag_title'  Clinger's Waiting
                                             'bpm'  118.8
                                    'search_title'  'clinger':1 'clingers':3 's':2 'waiting':4
                                   'search_artist'  'jones':2 'quincy':1
                                  'search_release'  'split':2 'the':1
                                     'search_rest'  '320':5,6 'clinger':9 'jazz':14 'jb':13 'jones':1 'k':7,8 'prerock':12 's':10 'split':2,3 'the':4 'unsorted':15 'waiting':11
                                    'search_combo'  '320':13,14 'clinger':1A,17 'clingers':3A 'jazz':22 'jb':21 'jones':6B,9 'k':15,16 'prerock':20 'quincy':5B 's':2A,18 'split':8C,10,11 'the':7C,12 'unsorted':23 'waiting':4A,19
                                    'tag_tracknum'  11
                                      'num_images'  0
                                             'key'  11A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-2', 'q-drums-4', 'q-syn-2', 'q-chart-3', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-1']
                                      'lastfmtags'  ['bossa nova', 'big band', 'jazz', 'soul', 'funk']
                                        'tag_date'  1968
                                     'discogstags'  ['score', 'stage & screen']

============================== file details ==============================
                                           'mtime'  1620539078.5288854  (2021-05-09 07:44:38)
                             'size'  2380366