======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '306'
                                          'artist'  'Goran Bregović'
                                     'text_people'  ''
                                         'release'  '[non-album tracks]'
                                           'title'  'Tale V (Andante amoroso)'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-2', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-OLDST-1', "
 "'Q-LOCALNESS-3', 'q-syn-1', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['soundtrack', 'gypsy', 'balkan', 'folk', 'ethnic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '11'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'loc-style-gypsy or balkan or klezmer;mi-brass'
                                             'bpm'  '90.654'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     '[non-album tracks]'
'TBPM' (BPM (beats per minute))                     '90.654'
'TCON' (Content type, a.k.a. Genre)                 ['loc-style-gypsy or balkan or klezmer', 'mi-brass']
'TIT2' (Title/songname/content description)         'Tale V (Andante amoroso)'
'TKEY' (Initial key)                                '9A'
'TLEN' (Length)                                     '306000'
'TPE1' (Lead performer(s)/Soloist(s))               'Goran Bregović'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '11'
'TSOP' (Performer sort order)                       'Bregović, Goran'
'TXXX:Artists'                                      'Goran Bregović'
'TXXX:MusicBrainz Artist Id'                        '883ece23-2779-4091-b527-62eb07ee79d4'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['soundtrack', 'gypsy', 'balkan', 'folk', 'ethnic']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+1.43 dB'
'TXXX:replaygain_track_peak'                        '0.842497'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'2dc6a04e-76a2-45db-a19c-619a73d95993')

========================== row from database ==========================
                                              'id'  788558
                                            'path'  /data/Music/Bulk/00localcharacter/Balkan/Goran Bregovic - Tales and Songs from Weddings and Funerals/tale_V(andante_amoroso).mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  306
                                           'genre'  loc-style-gypsy or balkan or klezmer;mi-brass
                                        'filesize'  4913913
                                           'mtime'  1620528364
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter Balkan Bregovic Tales and Songs from Weddings and Funerals tale_V(andante_amoroso) loc style gypsy balkan klezmer;mi brass
                                      'tag_artist'  Goran Bregović
                                     'tag_release'  [non-album tracks]
                                       'tag_title'  Tale V (Andante amoroso)
                                             'bpm'  90.654
                                    'search_title'  'amoroso':5,6 'andante':3,4 'tale':1 'v':2
                                   'search_artist'  'bregovic':2,3 'goran':1
                                  'search_release'  'album':2 'non':1 'nonalbum':3 'tracks':4,5
                                     'search_rest'  'amoroso':12,15 'and':4 'andante':11 'balkan':1 'brass':23 'bregovic':2 'from':6 'funerals':8 'gypsy':18 'klezmer':19,21 'loc':16 'mi':20,22 'songs':5 'style':17 'tale':9,13 'tales':3 'v':10 'vandante':14 'weddings':7
                                    'search_combo'  'album':11C 'amoroso':5A,6A,26,29 'and':18 'andante':3A,4A,25 'balkan':15 'brass':37 'bregovic':8B,9B,16 'from':20 'funerals':22 'goran':7B 'gypsy':32 'klezmer':33,35 'loc':30 'mi':34,36 'non':10C 'nonalbum':12C 'songs':19 'style':31 'tale':1A,23,27 'tales':17 'tracks':13C,14C 'v':2A,24 'vandante':28 'weddings':21
                                    'tag_tracknum'  11
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-1', 'Q-UNU-2', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-4', 'q-syn-1', 'q-chart-3', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['soundtrack', 'gypsy', 'balkan', 'folk', 'ethnic']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620528363.7119095  (2021-05-09 04:46:03)
                             'size'  4913913