======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '209'
                                          'artist'  'Roy Orbison'
                                     'text_people'  ''
                                         'release'  'Mystery Girl'
                                           'title'  'You Got It'
                                           'quals'  ("['Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-OLDST-2', "
 "'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', "
 "'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-2']")
                                      'lastfmtags'  "['60s', 'rock', 'rockabilly', 'oldies', 'classic rock']"
                                     'discogstags'  "['rock', 'rock & roll', 'soft rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  ''
                                            'date'  '1989'
                                        'comments'  ''
                                           'genre'  'rock-cppex'
                                             'bpm'  '114.479'
                                             'key'  '12B'
                                        'acoustid'  ''
rest: ''

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

'APIC:Cover Image'                                  type PictureType.COVER_FRONT (Cover (front)) b'Cover Image'
                                     
'POPM:Windows Media Player 9 Series'                POPM(email='Windows Media Player 9 Series', rating=196, count=0)
'TALB' (Album/Movie/Show title)                     'Mystery Girl'
'TBPM' (BPM (beats per minute))                     '114.479'
'TCON' (Content type, a.k.a. Genre)                 'rock-cppex'
'TDOR' (Original release time)                      '1989'
'TDRC' (Recording time)                             '1989'
'TIT2' (Title/songname/content description)         'You Got It'
'TKEY' (Initial key)                                '12B'
'TPE1' (Lead performer(s)/Soloist(s))               'Roy Orbison'
'TRCK' (Track number/Position in set)               '1'
'TXXX:FMPS_Rating'                                  '0.8'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['rock', 'rock & roll', 'soft rock']
'TXXX:lastfmtags'                                   ['60s', 'rock', 'rockabilly', 'oldies', 'classic rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '-0.05 dB'
'TXXX:replaygain_track_peak'                        '0.600981'

========================== row from database ==========================
                                              'id'  1534610
                                            'path'  /data/Music/Bulk/00poprockelectronic/Roy Orbison__MBZ;#Roy Orbison;#Mystery Girl;#01;#You Got It.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  209
                                           'genre'  rock-cppex
                                        'filesize'  5047382
                                           'mtime'  1620736015
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Orbison__MBZ;#Roy Orbison;#Mystery Girl;#01;#You rock cppex
                                      'tag_artist'  Roy Orbison
                                     'tag_release'  Mystery Girl
                                       'tag_title'  You Got It
                                             'bpm'  114.479
                                    'search_title'  'got':2 'it':3 'you':1
                                   'search_artist'  'orbison':2 'roy':1
                                  'search_release'  'girl':2 'mystery':1
                                     'search_rest'  '00poprockelectronic':1 '01':13,16 'cppex':19 'girl':12,15 'mbz':3,6 'mystery':9,11 'orbison':2,5,8,10 'rock':18 'roy':4,7 'you':14,17
                                    'search_combo'  '00poprockelectronic':8 '01':20,23 'cppex':26 'girl':7C,19,22 'got':2A 'it':3A 'mbz':10,13 'mystery':6C,16,18 'orbison':5B,9,12,15,17 'rock':25 'roy':4B,11,14 'you':1A,21,24
                                    'tag_tracknum'  1
                                      'num_images'  1
                                             'key'  12B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['60s', 'rock', 'rockabilly', 'oldies', 'classic rock']
                                        'tag_date'  1989
                                     'discogstags'  ['rock', 'rock & roll', 'soft rock']

============================== file details ==============================
                                           'mtime'  1620736014.7420266  (2021-05-11 14:26:54)
                             'size'  5047382