======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '159'
                                          'artist'  'Bibio'
                                     'text_people'  ''
                                         'release'  'The Green E.P.'
                                           'title'  'Dinghy'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', "
 "'Q-HHRNBTT-3', 'q-syn-3', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['folktronica', 'electronic', 'folk', 'experimental', 'ambient']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  '6'
                                            'date'  '2014'
                                        'comments'  ''
                                           'genre'  'hip hop or rnb or rap or turntablism'
                                             'bpm'  '139.274'
                                             'key'  '12A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            ' 00000000 00000210 0000078C'
'COMM:iTunNORM:eng'                                 (' 00000B83 00000B31 00004D61 00004D3A 0000F605 00011987 0000646E 000063F0 '
 '0000E95E 0001B0A7')
'COMM:iTunPGAP:eng'                                 '0'
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 0000078C 00000000006B1E64 00000000 006110FB 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'TALB' (Album/Movie/Show title)                     'The Green E.P.'
'TBPM' (BPM (beats per minute))                     '139.274'
'TCON' (Content type, a.k.a. Genre)                 'hip hop or rnb or rap or turntablism'
'TDRC' (Recording time)                             '2014'
'TENC' (Encoded by)                                 'iTunes 11.1'
'TIT2' (Title/songname/content description)         'Dinghy'
'TKEY' (Initial key)                                '12A'
'TPE1' (Lead performer(s)/Soloist(s))               'Bibio'
'TPE2' (Band/orchestra/accompaniment)               'Bibio'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '2/6'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '3'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['folktronica', 'electronic', 'folk', 'experimental', 'ambient']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.42 dB'
'TXXX:replaygain_track_peak'                        '0.390900'

========================== row from database ==========================
                                              'id'  768728
                                            'path'  /data/Music/Bulk/00popandrock-hiphop-rap-rnb-turntablism/Biblio - DINGHY.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  159
                                           'genre'  hip hop or rnb or rap or turntablism
                                        'filesize'  6573906
                                           'mtime'  1620586949
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock hiphop rap rnb turntablism Biblio DINGHY hip hop or rnb or rap or turntablism
                                      'tag_artist'  Bibio
                                     'tag_release'  The Green E.P.
                                       'tag_title'  Dinghy
                                             'bpm'  139.274
                                    'search_title'  'dinghy':1
                                   'search_artist'  'bibio':1
                                  'search_release'  'e':3 'ep':5 'green':2 'p':4 'the':1
                                     'search_rest'  'biblio':5 'dinghy':6 'hip':7 'hiphop':1 'hop':8 'or':9 'rap':2 'rnb':3 'turntablism':4
                                    'search_combo'  'bibio':2B 'biblio':12 'dinghy':1A,13 'e':5C 'ep':7C 'green':4C 'hip':14 'hiphop':8 'hop':15 'or':16 'p':6C 'rap':9 'rnb':10 'the':3C 'turntablism':11
                                    'tag_tracknum'  2
                                      'num_images'  1
                                             'key'  12A
                                           'quals'  ['Q-HHRNBTT-3', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-3', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['folktronica', 'electronic', 'folk', 'experimental', 'ambient']
                                        'tag_date'  2014
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620586949.0689595  (2021-05-09 21:02:29)
                             'size'  6573906