======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '383'
                                          'artist'  'Massive Attack'
                                     'text_people'  ''
                                         'release'  'Mezzanine'
                                           'title'  'Black Milk'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-4', 'q-drums-3', 'q-other-1', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['electronica', 'electronic', 'downtempo', 'trip hop', 'chillout']"
                                     'discogstags'  "['electronic', 'leftfield', 'trip hop', 'downtempo']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '8'
                                      'tracktotal'  '11'
                                            'date'  '1998'
                                        'comments'  ''
                                           'genre'  'electronic-trip hop or downtempo or acid jazz'
                                             'bpm'  '84'
                                             'key'  '11A'
                                        'acoustid'  '502c05e8-d572-436e-a022-1a97869b9221'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            'Rotel'
'TALB' (Album/Movie/Show title)                     'Mezzanine'
'TBPM' (BPM (beats per minute))                     '84'
'TCON' (Content type, a.k.a. Genre)                 'electronic-trip hop or downtempo or acid jazz'
'TDOR' (Original release time)                      '1998'
'TDRC' (Recording time)                             '1998-04-17'
'TIPL' (Involved people list)                       TIPL(encoding=<Encoding.UTF16: 1>, people=[['engineer', 'Lee Shephard'], ['producer', 'Neil Davidge'], ['producer', 'Massive Attack'], ['arranger', 'Neil Davidge'], ['arranger', 'Massive Attack'], ['mix', "Jan 'Stan' Kybert"], ['mix', 'Mark "Spike" Stent'], ['mix', "Paul 'P Dub' Walton"], ['guitar', 'Angelo Bruschini'], ['additional keyboard', 'Dave Jenkins'], ['additional keyboard', 'Michael Timothy'], ['bass', 'Winston Blissett'], ['bass', 'Jon Harris'], ['bass', 'Bob Locke'], ['vocals', 'Robert Del Naja'], ['vocals', 'Grant Marshall'], ['membranophone', 'Andy Gangadeen'], ['keyboard and sampler', 'Neil Davidge'], ['keyboard and sampler', 'Massive Attack']])
'TIT2' (Title/songname/content description)         'Black Milk'
'TKEY' (Initial key)                                '11A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Massive Attack'
'TPE2' (Band/orchestra/accompaniment)               'Massive Attack'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Virgin Records Australia'
'TRCK' (Track number/Position in set)               '8/11'
'TSO2'                                              'Massive Attack'
'TSOP' (Performer sort order)                       'Massive Attack'
'TSRC' (ISRC (international standard recording code))  'GBAAA9800347/GBUM71805225'
'TSST' (Set subtitle)                               'Mezzanine XX/2018 remaster'
'TXXX:ASIN'                                         'B000006045'
'TXXX:Acoustid Id'                                  '502c05e8-d572-436e-a022-1a97869b9221'
'TXXX:Artists'                                      'Massive Attack'
'TXXX:BARCODE'                                      '724384559922'
'TXXX:CATALOGNUMBER'                                'WBRCD4'
'TXXX:MusicBrainz Album Artist Id'                  '10adbe5e-a2c0-4bf3-8249-2b4cbf6e6ca8'
'TXXX:MusicBrainz Album Id'                         '2fa63133-a4c9-3f41-8deb-162189de83ff'
'TXXX:MusicBrainz Album Release Country'            'AU'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '10adbe5e-a2c0-4bf3-8249-2b4cbf6e6ca8'
'TXXX:MusicBrainz Release Group Id'                 '6f9f6899-c0d3-311d-ae87-a10ae6bc53a9'
'TXXX:MusicBrainz Release Track Id'                 'fdcc9dac-b577-3c82-9525-6c382a46cace'
'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:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['electronic', 'leftfield', 'trip hop', 'downtempo']
'TXXX:lastfmtags'                                   ['electronica', 'electronic', 'downtempo', 'trip hop', 'chillout']
'TXXX:originalyear'                                 '1998'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-2.04 dB'
'TXXX:replaygain_track_peak'                        '0.496651'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'048e135c-204d-4d77-8e6a-203920768e4f')
'USLT::XXX'                                         ("You're not my eater\r\n"
 "I'm not your food\r\n"
 'Love you for God\r\n'
 'Love you for the Mother\r\n'
 'Eat me\r\n'
 'In the space\r\n'
 'Within my heart\r\n'
 'Love you for God\r\n'
 'Love you for the Mother\r\n'
 'Mother fountain\r\n'
 'Or live or not at all\r\n'
 'The most level\r\n'
 'Sunken chapel\r\n'
 'Love you for God\r\n'
 'Love you for the Mother\r\n'
 "All's there to love\r\n"
 'Only love')

========================== row from database ==========================
                                              'id'  1287151
                                            'path'  /data/Music/Bulk/00poprockelectronic/00trip/Massive Attack/Mezzanine/08. Black milk.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  383
                                           'genre'  electronic-trip hop or downtempo or acid jazz
                                        'filesize'  15414425
                                           'mtime'  1636910723
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00trip 08. milk electronic trip hop or downtempo or acid jazz
                                      'tag_artist'  Massive Attack
                                     'tag_release'  Mezzanine
                                       'tag_title'  Black Milk
                                             'bpm'  84.0
                                    'search_title'  'black':1 'milk':2
                                   'search_artist'  'attack':2 'massive':1
                                  'search_release'  'mezzanine':1
                                     'search_rest'  '00poprockelectronic':1 '00trip':2 '08':3,4 'acid':11 'downtempo':10 'electronic':6 'hop':8 'jazz':12 'milk':5 'or':9 'trip':7
                                    'search_combo'  '00poprockelectronic':6 '00trip':7 '08':8,9 'acid':16 'attack':4B 'black':1A 'downtempo':15 'electronic':11 'hop':13 'jazz':17 'massive':3B 'mezzanine':5C 'milk':2A,10 'or':14 'trip':12
                                    'tag_tracknum'  8
                                      'num_images'  1
                                             'key'  11A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-4', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['electronica', 'electronic', 'downtempo', 'trip hop', 'chillout']
                                        'tag_date'  1998
                                     'discogstags'  ['electronic', 'leftfield', 'trip hop', 'downtempo']

============================== file details ==============================
                                           'mtime'  1636910722.72814  (2021-11-14 18:25:22)
                             'size'  15414425