======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '213'
                                          'artist'  'The Nylons'
                                     'text_people'  ''
                                         'release'  'Contact! The All-Star Collection'
                                           'title'  '(Na Na Hey Hey) Kiss Him Goodbye'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'q-syn-1', 'q-bass-2', "
 "'q-busy-1', 'q-grit-1', 'q-play-2', 'Q-JZFKS-1', 'q-chart-1', 'q-drums-3', "
 "'q-other-1', 'q-piano-1', 'q-vocals-4', 'Q-HHRNBTT-1', 'q-mixbeat-1']")
                                      'lastfmtags'  "['a cappella', 'canadian', '80s', 'vocal group', 'acapella']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '16'
                                      'tracktotal'  ''
                                            'date'  '2000'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-a capella'
                                             'bpm'  '125.4'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'POPM:Windows Media Player 9 Series'                POPM(email='Windows Media Player 9 Series', rating=128, count=0)
'TALB' (Album/Movie/Show title)                     'Contact! The All-Star Collection'
'TBPM' (BPM (beats per minute))                     '125.4'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-a capella'
'TDRC' (Recording time)                             '2000'
'TIT2' (Title/songname/content description)         '(Na Na Hey Hey) Kiss Him Goodbye'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Nylons'
'TPE2' (Band/orchestra/accompaniment)               'The Nylons'
'TRCK' (Track number/Position in set)               '16'
'TXXX:FMPS_Rating'                                  '0.6'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['a cappella', 'canadian', '80s', 'vocal group', 'acapella']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '1'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.38 dB'
'TXXX:replaygain_track_peak'                        '0.735672'

========================== row from database ==========================
                                              'id'  1476404
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/Rockapella/Rockapella - Kiss him goodbye (Na na hey hey).mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  213
                                           'genre'  ifs-songwriter-a capella
                                        'filesize'  4273998
                                           'mtime'  1638554941
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos Rockapella Rockapella him goodbye na hey hey) ifs songwriter capella
                                      'tag_artist'  The Nylons
                                     'tag_release'  Contact! The All-Star Collection
                                       'tag_title'  (Na Na Hey Hey) Kiss Him Goodbye
                                             'bpm'  125.4
                                    'search_title'  'goodbye':7 'hey':3,4 'him':6 'kiss':5 'na':1,2
                                   'search_artist'  'nylons':2 'the':1
                                  'search_release'  'all':3 'allstar':5 'collection':6 'contact':1 'star':4 'the':2
                                     'search_rest'  '00singer':1 'capella':11 'eos':3 'goodbye':6 'hey':8,9 'him':5 'ifs':10 'na':7 'rockapella':4 'songwriter':2
                                    'search_combo'  '00singer':16 'all':12C 'allstar':14C 'capella':26 'collection':15C 'contact':10C 'eos':18 'goodbye':7A,21 'hey':3A,4A,23,24 'him':6A,20 'ifs':25 'kiss':5A 'na':1A,2A,22 'nylons':9B 'rockapella':19 'songwriter':17 'star':13C 'the':8B,11C
                                    'tag_tracknum'  16
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-1', 'q-drums-3', 'q-syn-1', 'q-chart-1', 'q-other-1', 'Q-HAP-2', 'q-bass-2', 'q-grit-1']
                                      'lastfmtags'  ['a cappella', 'canadian', '80s', 'vocal group', 'acapella']
                                        'tag_date'  2000
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1638554940.9430063  (2021-12-03 19:09:00)
                             'size'  4273998