======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '304'
                                          'artist'  'Billy Ocean'
                                     'text_people'  ''
                                         'release'  'Suddenly (Expanded Edition)'
                                           'title'  'Mystery Lady'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-UNU-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['80s', 'dance', 'soul', 'pop', 'loverboy']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  '13'
                                            'date'  '1985'
                                        'comments'  ''
                                           'genre'  'funk or soul'
                                             'bpm'  '108.821'
                                             'key'  '11B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Suddenly (Expanded Edition)'
'TBPM' (BPM (beats per minute))                     '108.821'
'TCON' (Content type, a.k.a. Genre)                 'funk or soul'
'TDRC' (Recording time)                             '1985'
'TIT2' (Title/songname/content description)         'Mystery Lady'
'TKEY' (Initial key)                                '11B'
'TPE1' (Lead performer(s)/Soloist(s))               'Billy Ocean'
'TRCK' (Track number/Position in set)               '2/13'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['80s', 'dance', 'soul', 'pop', 'loverboy']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.50 dB'
'TXXX:replaygain_track_peak'                        '0.374818'

========================== row from database ==========================
                                              'id'  1282006
                                            'path'  /data/Music/Bulk/00poprockelectronic/1985 complete/203-B Billy Ocean - Mystery Lady (album version).mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  304
                                           'genre'  funk or soul
                                        'filesize'  12259896
                                           'mtime'  1621695983
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 1985 complete 203 (album version) funk or soul
                                      'tag_artist'  Billy Ocean
                                     'tag_release'  Suddenly (Expanded Edition)
                                       'tag_title'  Mystery Lady
                                             'bpm'  108.821
                                    'search_title'  'lady':2 'mystery':1
                                   'search_artist'  'billy':1 'ocean':2
                                  'search_release'  'edition':4,5 'expanded':2,3 'suddenly':1
                                     'search_rest'  '00poprockelectronic':1 '1985':2 '203':4 'album':5,6 'complete':3 'funk':9 'or':10 'soul':11 'version':7,8
                                    'search_combo'  '00poprockelectronic':10 '1985':11 '203':13 'album':14,15 'billy':3B 'complete':12 'edition':8C,9C 'expanded':6C,7C 'funk':18 'lady':2A 'mystery':1A 'ocean':4B 'or':19 'soul':20 'suddenly':5C 'version':16,17
                                    'tag_tracknum'  2
                                      'num_images'  1
                                             'key'  11B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-3', 'q-other-2', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['80s', 'dance', 'soul', 'pop', 'loverboy']
                                        'tag_date'  1985
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621695983.0157835  (2021-05-22 17:06:23)
                             'size'  12259896