======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '280'
                                          'artist'  'Deltron 3030'
                                     'text_people'  'Dan the Automator/Teren D. Jones'
                                         'release'  'Deltron 3030'
                                           'title'  'Madness'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-3', "
 "'Q-OLDST-3', '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-3', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['electronic', 'hip hop', 'underground hip hop', 'rap']"
                                     'discogstags'  "['hip hop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '12'
                                      'tracktotal'  '21'
                                            'date'  '2001'
                                        'comments'  ''
                                           'genre'  'hip hop or rnb or rap or turntablism'
                                             'bpm'  '88.904'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            ' 0000063D 00000638 00003F91'
'COMM:iTunNORM:eng'                                 (' 0000063D 00000638 00003F91 00003161 00017E38 0000E0C3 00008000 00008000 '
 '00000CB2 00000CB2')
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'PRIV:WM/Provider:A\x00M\x00G\x00\x00\x00'          PRIV(owner='WM/Provider', data=b'A\x00M\x00G\x00\x00\x00')
'PRIV:WM/UniqueFileIdentifier:A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x00 \x004\x008\x000\x009\x001\x009\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x004\x003\x001\x001\x006\x009\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x004\x001\x008\x004\x000\x002\x002\x00\x00\x00'  PRIV(owner='WM/UniqueFileIdentifier', data=b'A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x00 \x004\x008\x000\x009\x001\x009\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x004\x003\x001\x001\x006\x009\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x004\x001\x008\x004\x000\x002\x002\x00\x00\x00')
'PRIV:WM/WMCollectionGroupID:\x04ûÀ\x7f\x11Û·@¦\x933\x94ï\x87½ú'  PRIV(owner='WM/WMCollectionGroupID', data=b'\x04\xfb\xc0\x7f\x11\xdb\xb7@\xa6\x933\x94\xef\x87\xbd\xfa')
'PRIV:WM/WMCollectionID:\x04ûÀ\x7f\x11Û·@¦\x933\x94ï\x87½ú'  PRIV(owner='WM/WMCollectionID', data=b'\x04\xfb\xc0\x7f\x11\xdb\xb7@\xa6\x933\x94\xef\x87\xbd\xfa')
'PRIV:WM/WMContentID:˵Ì\t/\x8d»G\x9dϤ\x07M´x\x8f'  PRIV(owner='WM/WMContentID', data=b'\xcb\xb5\xcc\t/\x8d\xbbG\x9d\xcf\xa4\x07M\xb4x\x8f')
'TALB' (Album/Movie/Show title)                     'Deltron 3030'
'TBPM' (BPM (beats per minute))                     '88.904'
'TCOM' (Composer)                                   'Dan the Automator/Teren D. Jones'
'TCON' (Content type, a.k.a. Genre)                 'hip hop or rnb or rap or turntablism'
'TDRC' (Recording time)                             '2001'
'TIT2' (Title/songname/content description)         'Madness'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'Deltron'
'TPE2' (Band/orchestra/accompaniment)               'Deltron 3030'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  '75 Ark'
'TRCK' (Track number/Position in set)               '12/21'
'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:discogstags'                                  'hip hop'
'TXXX:lastfmtags'                                   ['electronic', 'hip hop', 'underground hip hop', 'rap']
'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'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.48 dB'
'TXXX:replaygain_track_peak'                        '0.640532'

========================== row from database ==========================
                                              'id'  1334475
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/Deltron 3030/deltron 3030 - grip of the city(2).mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  280
                                           'genre'  hip hop or rnb or rap or turntablism
                                        'filesize'  4497433
                                           'mtime'  1620572484
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted deltron grip of the city(2) hip hop or rnb or rap or turntablism
                                      'tag_artist'  Deltron 3030
                                     'tag_release'  Deltron 3030
                                       'tag_title'  Madness
                                             'bpm'  88.904
                                    'search_title'  'madness':1
                                   'search_artist'  '3030':2 'deltron':1
                                  'search_release'  '3030':2 'deltron':1
                                     'search_rest'  '00poprockelectronic':1 '2':8 'city':7 'city2':9 'deltron':3 'grip':4 'hip':10 'hop':11 'of':5 'or':12 'rap':14 'rnb':13 'the':6 'turntablism':15 'unsorted':2
                                    'search_combo'  '00poprockelectronic':6 '2':13 '3030':3B,5C 'city':12 'city2':14 'deltron':2B,4C,8 'grip':9 'hip':15 'hop':16 'madness':1A 'of':10 'or':17 'rap':19 'rnb':18 'the':11 'turntablism':20 'unsorted':7
                                    'tag_tracknum'  12
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-3', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['electronic', 'hip hop', 'underground hip hop', 'rap']
                                        'tag_date'  2001
                                     'discogstags'  ['hip hop']

============================== file details ==============================
                                           'mtime'  1620572484.288642  (2021-05-09 17:01:24)
                             'size'  4497433