======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '276'
                                          'artist'  'Six Degrees Collection'
                                     'text_people'  ''
                                         'release'  'A Six Degrees Collection: Trav'
                                           'title'  'Baaba Maal - Souka Nayo (Thiev'
                                           'quals'  ("['Q-OLDST-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', "
 "'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-2', 'q-mixbeat-3']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2001'
                                        'comments'  ''
                                           'genre'  ''
                                             'bpm'  '100.108'
                                             'key'  '8A'
                                        '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)                     'A Six Degrees Collection: Trav'
'TBPM' (BPM (beats per minute))                     '100.108'
'TDRC' (Recording time)                             '2001'
'TIT2' (Title/songname/content description)         'Baaba Maal - Souka Nayo (Thiev'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Six Degrees Collection'
'TXXX:FMPS_Rating'                                  '0.6'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.12 dB'
'TXXX:replaygain_track_peak'                        '0.762104'

========================== row from database ==========================
                                              'id'  1347326
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/Six Degrees Collection__A Six Degrees Collection_ Trav__Baaba Maal - Souka Nayo (Thiev.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  276
                                           'genre'  
                                        'filesize'  6644935
                                           'mtime'  1652397980
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] Collection__A Collection_ Trav__Baaba
                                      'tag_artist'  Six Degrees Collection
                                     'tag_release'  A Six Degrees Collection: Trav
                                       'tag_title'  Baaba Maal - Souka Nayo (Thiev
                                             'bpm'  100.108
                                    'search_title'  'baaba':1 'maal':2 'nayo':4 'souka':3 'thiev':5,6
                                   'search_artist'  'collection':3 'degrees':2 'six':1
                                  'search_release'  'a':1 'collection':4,5 'degrees':3 'six':2 'trav':6
                                     'search_rest'  '00poprockelectronic':1 'a':8 'baaba':11 'collection':7,9 'files':5,6 'loose':3,4 'trav':10 'unsorted':2
                                    'search_combo'  '00poprockelectronic':16 'a':10C,23 'baaba':1A,26 'collection':9B,13C,14C,22,24 'degrees':8B,12C 'files':20,21 'loose':18,19 'maal':2A 'nayo':4A 'six':7B,11C 'souka':3A 'thiev':5A,6A 'trav':15C,25 'unsorted':17
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-OLDST-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-2', 'q-mixbeat-3']
                                      'lastfmtags'  []
                                        'tag_date'  2001
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1652397979.7898257  (2022-05-13 01:26:19)
                             'size'  6644935