======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '387'
                                          'artist'  'Elbow'
                                     'text_people'  'Elbow/guy Garvey'
                                         'release'  'Cast Of Thousands'
                                           'title'  'Ribcage'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-4', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['indie', 'alternative', 'britpop', 'indie rock', 'rock']"
                                     'discogstags'  "['rock', 'indie rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  ''
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-indie-rock'
                                             'bpm'  '130.3'
                                             'key'  '7B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'PRIV:AverageLevel:B\x17\x00\x00'                   PRIV(owner='AverageLevel', data=b'B\x17\x00\x00')
'PRIV:PeakValue:ÿ\x7f\x00\x00'                      PRIV(owner='PeakValue', data=b'\xff\x7f\x00\x00')
'PRIV:WM/MediaClassPrimaryID:¼}`Ñ#ãâK\x86¡H¤*(D\x1e'  PRIV(owner='WM/MediaClassPrimaryID', data=b'\xbc}`\xd1#\xe3\xe2K\x86\xa1H\xa4*(D\x1e')
'PRIV:WM/MediaClassSecondaryID:\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'  PRIV(owner='WM/MediaClassSecondaryID', data=b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')
'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 \x006\x006\x007\x004\x006\x006\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x004\x008\x002\x006\x005\x009\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x006\x005\x008\x003\x009\x005\x008\x00\x00\x00'  PRIV(owner='WM/UniqueFileIdentifier', data=b'A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x00 \x006\x006\x007\x004\x006\x006\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x004\x008\x002\x006\x005\x009\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x006\x005\x008\x003\x009\x005\x008\x00\x00\x00')
'PRIV:WM/WMCollectionGroupID:\x91MÂÝ´°òK¦%uéñ\x9a\x13Å'  PRIV(owner='WM/WMCollectionGroupID', data=b'\x91M\xc2\xdd\xb4\xb0\xf2K\xa6%u\xe9\xf1\x9a\x13\xc5')
'PRIV:WM/WMCollectionID:\x91MÂÝ´°òK¦%uéñ\x9a\x13Å'  PRIV(owner='WM/WMCollectionID', data=b'\x91M\xc2\xdd\xb4\xb0\xf2K\xa6%u\xe9\xf1\x9a\x13\xc5')
'PRIV:WM/WMContentID:\x14æJshk\x85B\x8cýag\x83\x98=9'  PRIV(owner='WM/WMContentID', data=b'\x14\xe6Jshk\x85B\x8c\xfdag\x83\x98=9')
'TALB' (Album/Movie/Show title)                     'Cast Of Thousands'
'TBPM' (BPM (beats per minute))                     '130.3'
'TCOM' (Composer)                                   'Elbow/guy Garvey'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-indie-rock'
'TDRC' (Recording time)                             '2003'
'TENC' (Encoded by)                                 'Itunes V4.0'
'TIT2' (Title/songname/content description)         'Ribcage'
'TKEY' (Initial key)                                '7B'
'TLEN' (Length)                                     '387000'
'TPE1' (Lead performer(s)/Soloist(s))               'Elbow'
'TPUB' (Publisher)                                  'V2'
'TRCK' (Track number/Position in set)               '1'
'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:discogstags'                                  ['rock', 'indie rock']
'TXXX:lastfmtags'                                   ['indie', 'alternative', 'britpop', 'indie rock', 'rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.39 dB'
'TXXX:replaygain_track_peak'                        '0.540759'

========================== row from database ==========================
                                              'id'  1344993
                                            'path'  /data/Music/Bulk/00poprockelectronic/Elbow/Cast Of Thousands (2003)/01. Ribcage.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  387
                                           'genre'  ifs-songwriter-indie-rock
                                        'filesize'  9314811
                                           'mtime'  1621697339
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic (2003) 01. ifs songwriter indie rock
                                      'tag_artist'  Elbow
                                     'tag_release'  Cast Of Thousands
                                       'tag_title'  Ribcage
                                             'bpm'  130.3
                                    'search_title'  'ribcage':1
                                   'search_artist'  'elbow':1
                                  'search_release'  'cast':1 'of':2 'thousands':3
                                     'search_rest'  '00poprockelectronic':1 '01':4,5 '2003':2,3 'ifs':6 'indie':8 'rock':9 'songwriter':7
                                    'search_combo'  '00poprockelectronic':6 '01':9,10 '2003':7,8 'cast':3C 'elbow':2B 'ifs':11 'indie':13 'of':4C 'ribcage':1A 'rock':14 'songwriter':12 'thousands':5C
                                    'tag_tracknum'  1
                                      'num_images'  1
                                             'key'  7B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-4', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'alternative', 'britpop', 'indie rock', 'rock']
                                        'tag_date'  2003
                                     'discogstags'  ['rock', 'indie rock']

============================== file details ==============================
                                           'mtime'  1621697338.6143444  (2021-05-22 17:28:58)
                             'size'  9314811