======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '256'
                                          'artist'  'Michael Nyman'
                                     'text_people'  ''
                                         'release'  'The Very Best of Michael Nyman'
                                           'title'  'Bird List'
                                           'quals'  ("['Q-UNU-1', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-OLDST-2', "
 "'Q-PLAY-2', 'q-syn-2', 'q-bass-3', 'q-busy-2', 'q-grit-2', 'Q-PIANO-2', "
 "'q-chart-2', 'q-drums-1', 'q-other-4', 'q-vocals-1', 'q-mixbeat-1']")
                                      'lastfmtags'  "['soundtrack', 'minimalism', 'piano', 'contemporary classical', 'classical']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  ''
                                            'date'  '2001'
                                        'comments'  ''
                                           'genre'  'soundtrack-video'
                                             'bpm'  '140.725'
                                             'key'  '11B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'The Very Best of Michael Nyman'
'TBPM' (BPM (beats per minute))                     '140.725'
'TCON' (Content type, a.k.a. Genre)                 'soundtrack-video'
'TDRC' (Recording time)                             '2001'
'TIT2' (Title/songname/content description)         'Bird List'
'TKEY' (Initial key)                                '11B'
'TPE1' (Lead performer(s)/Soloist(s))               'Michael Nyman'
'TRCK' (Track number/Position in set)               '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-PIANO'                                      '2'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['soundtrack', 'minimalism', 'piano', 'contemporary classical', 'classical']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.47 dB'
'TXXX:replaygain_track_peak'                        '0.506598'

========================== row from database ==========================
                                              'id'  256085
                                            'path'  /data/Music/Bulk/0soundtrack/Unsorted/Michael Nyman - Film Music 1980 - 2001__Film Music 1980-2001 Disc 1__cifscd19.mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  256
                                           'genre'  soundtrack-video
                                        'filesize'  8211390
                                           'mtime'  1620334349
                                   'redo_metaread'  0
                                        'rest_str'   0soundtrack Unsorted Film Music 1980 2001__Film Music 1980 2001 Disc 1__cifscd19 soundtrack video
                                      'tag_artist'  Michael Nyman
                                     'tag_release'  The Very Best of Michael Nyman
                                       'tag_title'  Bird List
                                             'bpm'  140.725
                                    'search_title'  'bird':1 'list':2
                                   'search_artist'  'michael':1 'nyman':2
                                  'search_release'  'best':3 'michael':5 'nyman':6 'of':4 'the':1 'very':2
                                     'search_rest'  '0soundtrack':1 '1':10 '1980':5 '2001':6,8 'cifscd19':11 'disc':9 'film':3,7 'music':4 'soundtrack':12 'unsorted':2 'video':13
                                    'search_combo'  '0soundtrack':11 '1':20 '1980':15 '2001':16,18 'best':7C 'bird':1A 'cifscd19':21 'disc':19 'film':13,17 'list':2A 'michael':3B,9C 'music':14 'nyman':4B,10C 'of':8C 'soundtrack':22 'the':5C 'unsorted':12 'very':6C 'video':23
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  11B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-mixbeat-1', 'Q-PIANO-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-1', 'q-syn-2', 'q-chart-2', 'q-other-4', 'Q-PLAY-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['soundtrack', 'minimalism', 'piano', 'contemporary classical', 'classical']
                                        'tag_date'  2001
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620334348.9130414  (2021-05-06 22:52:28)
                             'size'  8211390