======================== unified (from filesystem) ========================
                                         'bitrate'  '320.009'
                                        'duration'  '262'
                                          'artist'  'Smokey Robinson'
                                     'text_people'  ''
                                         'release'  '100 Oldies Deel 34'
                                           'title'  "Crusin'"
                                           'quals'  ("['Q-LOCALNESS-1', 'Q-HHRNBTT-2', 'Q-JZFKS-3', 'Q-UNU-1', 'Q-OLDST-2', "
 "'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-3', "
 "'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-2']")
                                      'lastfmtags'  "['motown', 'rhythm and blues', 'soul', '60s', '7soul']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '87'
                                      'tracktotal'  '100'
                                            'date'  '1991'
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio-unsorted;set-pl-billboard'
                                             'bpm'  '84.280'
                                             'key'  '12B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'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 \x00 \x001\x006\x006\x008\x002\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x00 \x00 \x005\x002\x008\x009\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x003\x002\x005\x006\x009\x009\x001\x00\x00\x00'  PRIV(owner='WM/UniqueFileIdentifier', data=b'A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x00 \x00 \x001\x006\x006\x008\x002\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x00 \x00 \x005\x002\x008\x009\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x003\x002\x005\x006\x009\x009\x001\x00\x00\x00')
'PRIV:WM/WMCollectionGroupID:\\vÿµ\x12ßGL\x8b¡9þ\x02]lY'  PRIV(owner='WM/WMCollectionGroupID', data=b'\\v\xff\xb5\x12\xdfGL\x8b\xa19\xfe\x02]lY')
'PRIV:WM/WMCollectionID:\\vÿµ\x12ßGL\x8b¡9þ\x02]lY'  PRIV(owner='WM/WMCollectionID', data=b'\\v\xff\xb5\x12\xdfGL\x8b\xa19\xfe\x02]lY')
'PRIV:WM/WMContentID:\x18\x0f\x9b\x0c r\x1b@\x98\x06SÞ\x05\x9eÓ\t'  PRIV(owner='WM/WMContentID', data=b'\x18\x0f\x9b\x0c r\x1b@\x98\x06S\xde\x05\x9e\xd3\t')
'TALB' (Album/Movie/Show title)                     '100 Oldies Deel 34'
'TBPM' (BPM (beats per minute))                     '84.280'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-generic or radio-unsorted', 'set-pl-billboard']
'TDRC' (Recording time)                             '1991'
'TENC' (Encoded by)                                 'Mister X'
'TIT2' (Title/songname/content description)         "Crusin'"
'TKEY' (Initial key)                                '12B'
'TPE1' (Lead performer(s)/Soloist(s))               'Smokey Robinson'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '87/100'
'TSSE' (Software/Hardware and settings used for encoding)  ('Audiograbber 1.82.01, LAME dll 3.93, VBR 0 (Default method), Stereo, High '
 'quality')
'TXXX:Q-HHRNBTT'                                    '2'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['motown', 'rhythm and blues', 'soul', '60s', '7soul']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.16 dB'
'TXXX:replaygain_track_peak'                        '0.938044'

========================== row from database ==========================
                                              'id'  1503805
                                            'path'  /data/Music/Bulk/00poprockelectronic/100 oldies deel 35/87 Smokey Robinson - Crusin_.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  262
                                           'genre'  electronic-generic or radio-unsorted;set-pl-billboard
                                        'filesize'  10984337
                                           'mtime'  1620384788
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic oldies deel 35 87 Crusin_ electronic generic or radio unsorted;set pl billboard
                                      'tag_artist'  Smokey Robinson
                                     'tag_release'  100 Oldies Deel 34
                                       'tag_title'  Crusin'
                                             'bpm'  84.28
                                    'search_title'  'crusin':1,2
                                   'search_artist'  'robinson':2 'smokey':1
                                  'search_release'  '100':1 '34':4 'deel':3 'oldies':2
                                     'search_rest'  '00poprockelectronic':1 '35':4 '87':5 'billboard':16 'crusin':6 'deel':3 'electronic':7 'generic':8 'oldies':2 'or':9 'pl':15 'radio':10 'set':12,14 'unsorted':11,13
                                    'search_combo'  '00poprockelectronic':9 '100':5C '34':8C '35':12 '87':13 'billboard':24 'crusin':1A,2A,14 'deel':7C,11 'electronic':15 'generic':16 'oldies':6C,10 'or':17 'pl':23 'radio':18 'robinson':4B 'set':20,22 'smokey':3B 'unsorted':19,21
                                    'tag_tracknum'  87
                                      'num_images'  1
                                             'key'  12B
                                           'quals'  ['Q-HHRNBTT-2', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-3', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-3', 'q-other-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['motown', 'rhythm and blues', 'soul', '60s', '7soul']
                                        'tag_date'  1991
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620384787.6099627  (2021-05-07 12:53:07)
                             'size'  10984337