======================== unified (from filesystem) ========================
                                         'bitrate'  '96.0'
                                        'duration'  '125'
                                          'artist'  'Sensations'
                                     'text_people'  ''
                                         'release'  'Greatest Hits'
                                           'title'  'Lollipop Baby'
                                           'quals'  ("['Q-OLDST-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-UNU-1', 'q-syn-1', "
 "'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', 'q-drums-1', "
 "'q-other-2', 'q-piano-1', 'q-vocals-4', 'Q-HHRNBTT-1', 'q-mixbeat-1']")
                                      'lastfmtags'  "['lekker ska', 'rocksteady', 'early 60s', 'wxyz', 'classic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '12'
                                      'tracktotal'  '29'
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'set-th-candy'
                                             'bpm'  '103.167'
                                             'key'  '9B'
                                        'acoustid'  ''
rest: ''

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

'PRIV:Amadeus II 3.5:pdat\x00\x00\x00\x1cAHCGDGCHAAAAAAGAAACPPDAIAAAA'  PRIV(owner='Amadeus II 3.5', data=b'pdat\x00\x00\x00\x1cAHCGDGCHAAAAAAGAAACPPDAIAAAA')
'TALB' (Album/Movie/Show title)                     'Greatest Hits'
'TBPM' (BPM (beats per minute))                     '103.167'
'TCON' (Content type, a.k.a. Genre)                 'set-th-candy'
'TIT2' (Title/songname/content description)         'Lollipop Baby'
'TKEY' (Initial key)                                '9B'
'TPE1' (Lead performer(s)/Soloist(s))               'Sensations'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '12/29'
'TXXX:AccurateRipDiscID'                            '029-00515cae-0688cbc7-c3122f1d-12'
'TXXX:AccurateRipResult'                            'AccurateRip: Not in database   [A85EC2E4]'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['lekker ska', 'rocksteady', 'early 60s', 'wxyz', 'classic']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.18 dB'
'TXXX:replaygain_track_peak'                        '0.296938'

========================== row from database ==========================
                                              'id'  735907
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/sweets/The Sensations - Lollipop Baby.mp3
                                         'working'  None
                                         'bitrate'  96
                                    'duration_sec'  125
                                           'genre'  set-th-candy
                                        'filesize'  1511365
                                           'mtime'  1620343131
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country sweets The set th candy
                                      'tag_artist'  Sensations
                                     'tag_release'  Greatest Hits
                                       'tag_title'  Lollipop Baby
                                             'bpm'  103.167
                                    'search_title'  'baby':2 'lollipop':1
                                   'search_artist'  'sensations':1
                                  'search_release'  'greatest':1 'hits':2
                                     'search_rest'  'candy':9 'country':4 'exotica':2 'jazz':1 'oldies':3 'set':7 'sweets':5 'th':8 'the':6
                                    'search_combo'  'baby':2A 'candy':14 'country':9 'exotica':7 'greatest':4C 'hits':5C 'jazz':6 'lollipop':1A 'oldies':8 'sensations':3B 'set':12 'sweets':10 'th':13 'the':11
                                    'tag_tracknum'  12
                                      'num_images'  0
                                             'key'  9B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-2', 'q-other-2', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['lekker ska', 'rocksteady', 'early 60s', 'wxyz', 'classic']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620343130.8979943  (2021-05-07 01:18:50)
                             'size'  1511365