======================== unified (from filesystem) ========================
                                         'bitrate'  '158.587'
                                        'duration'  '381'
                                          'artist'  'Death Cab For Cutie'
                                     'text_people'  ''
                                         'release'  'Plans'
                                           'title'  'What Sarah Said'
                                           'quals'  ("['Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', "
 "'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-4', "
 "'q-drums-2', 'q-other-3', 'q-vocals-3', 'q-mixbeat-2', 'Q-PIANO-3']")
                                      'lastfmtags'  "['indie', 'alternative', 'emo', 'indie rock', 'rock']"
                                     'discogstags'  "['electronic', 'rock', 'indie rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  ''
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'rock-unsorted'
                                             'bpm'  '90.492'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'APIC:Cover Image'                                  type PictureType.COVER_FRONT (Cover (front)) b'Cover Image'
                                     
'POPM:\x01ÿþ3'                                      POPM(email='\x01ÿþ3', rating=0, count=0)
'TALB' (Album/Movie/Show title)                     'Plans'
'TBPM' (BPM (beats per minute))                     '90.492'
'TCON' (Content type, a.k.a. Genre)                 'rock-unsorted'
'TDRC' (Recording time)                             '2005'
'TIT2' (Title/songname/content description)         'What Sarah Said'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Death Cab For Cutie'
'TRCK' (Track number/Position in set)               '9'
'TXXX:FMPS_Rating'                                  '0.6'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PIANO'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['electronic', 'rock', 'indie rock']
'TXXX:lastfmtags'                                   ['indie', 'alternative', 'emo', 'indie rock', 'rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.03 dB'
'TXXX:replaygain_track_peak'                        '0.534344'

========================== row from database ==========================
                                              'id'  1285057
                                            'path'  /data/Music/Bulk/00poprockelectronic/Death Cab For Cutie/Death Cab For Cutie__Death Cab for Cutie - 2005 - Plans__09 - What Sarah Said.mp3
                                         'working'  None
                                         'bitrate'  158
                                    'duration_sec'  381
                                           'genre'  rock-unsorted
                                        'filesize'  7594818
                                           'mtime'  1620389550
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Cutie__Death for 2005 Plans__09 rock unsorted
                                      'tag_artist'  Death Cab For Cutie
                                     'tag_release'  Plans
                                       'tag_title'  What Sarah Said
                                             'bpm'  90.492
                                    'search_title'  'said':3 'sarah':2 'what':1
                                   'search_artist'  'cab':2 'cutie':4 'death':1 'for':3
                                  'search_release'  'plans':1
                                     'search_rest'  '00poprockelectronic':1 '09':7 '2005':5 'cutie':2 'death':3 'for':4 'plans':6 'rock':8 'unsorted':9
                                    'search_combo'  '00poprockelectronic':9 '09':15 '2005':13 'cab':5B 'cutie':7B,10 'death':4B,11 'for':6B,12 'plans':8C,14 'rock':16 'said':3A 'sarah':2A 'unsorted':17 'what':1A
                                    'tag_tracknum'  9
                                      'num_images'  1
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-mixbeat-2', 'Q-PIANO-3', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-4', 'q-other-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'alternative', 'emo', 'indie rock', 'rock']
                                        'tag_date'  2005
                                     'discogstags'  ['electronic', 'rock', 'indie rock']

============================== file details ==============================
                                           'mtime'  1620389549.976634  (2021-05-07 14:12:29)
                             'size'  7594818