======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '150'
                                          'artist'  'Lee Perry & The Soulettes'
                                     'text_people'  ''
                                         'release'  'Trojan Ska Box Set'
                                           'title'  'Doctor Dick'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-3', 'Q-UNU-2', 'Q-HHRNBTT-2', 'Q-OLDST-2', "
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 "'q-chart-2', 'q-drums-2', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['ska', 'all', 'rocksteady', 'reggae', 'skinhead reggae']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  '17'
                                            'date'  '1998'
                                        'comments'  ''
                                           'genre'  'loc-style-reggae or dub or ska or dancehall-dub-roots and reggae'
                                             'bpm'  '123'
                                             'key'  '1B'
                                        'acoustid'  '155dce86-4a78-43e0-9ad5-a3a8c0778185'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            ' 00001FE1 000001DD 00018F32'
'COMM:iTunNORM:eng'                                 (' 00001FE1 000001DD 00018F32 0000B8CD 0000A97D 0000C0C1 0000797B 0000797B '
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'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 00000744 00000000006524AC 00000000 00000000 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'COMM:iTunes_CDDB_1:eng'                            'D50AE411+209295+17+150+11512+22748+35560+47606+60899+72172+86863+99293+108738+121241+135207+147832+160911+171883+184685+199721'
'COMM:iTunes_CDDB_TrackNumber:eng'                  '6'
'TALB' (Album/Movie/Show title)                     'Trojan Ska Box Set'
'TBPM' (BPM (beats per minute))                     '123'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'loc-style-reggae or dub or ska or dancehall-dub-roots and reggae'
'TDOR' (Original release time)                      '1998'
'TDRC' (Recording time)                             '1998'
'TENC' (Encoded by)                                 'iTunes v6.0.1.3'
'TIT2' (Title/songname/content description)         'Doctor Dick'
'TKEY' (Initial key)                                '1B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Lee Perry & The Soulettes'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/3'
'TPUB' (Publisher)                                  'Trojan Records'
'TRCK' (Track number/Position in set)               '6/17'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'Perry, Lee "Scratch" & Soulettes, The'
'TXXX:ASIN'                                         'B00000IBBB'
'TXXX:Acoustid Id'                                  '155dce86-4a78-43e0-9ad5-a3a8c0778185'
'TXXX:Artists'                                      'Lee Perry/The Soulettes'
'TXXX:BARCODE'                                      '766126100139'
'TXXX:CATALOGNUMBER'                                'TRBCD 001'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         'e8c07522-e1cb-3477-af1a-b3680fbcc9fa'
'TXXX:MusicBrainz Album Release Country'            'GB'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album/compilation'
'TXXX:MusicBrainz Artist Id'                        'af75ebe4-3ab1-423d-a499-2a6f9d011ce2/e90a10b3-c807-4852-857d-ac496b03c239'
'TXXX:MusicBrainz Release Group Id'                 '227d2ea9-a75f-38a5-85ce-81ba27c76ca0'
'TXXX:MusicBrainz Release Track Id'                 'fd95cc3e-a7d9-35da-aa78-5eda8cb1a85c'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '2'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['ska', 'all', 'rocksteady', 'reggae', 'skinhead reggae']
'TXXX:originalyear'                                 '1998'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+1.98 dB'
'TXXX:replaygain_track_peak'                        '0.347832'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'7753ce57-4806-4820-bd3e-bd22fa43ba53')

========================== row from database ==========================
                                              'id'  933651
                                            'path'  /data/Music/Bulk/00localcharacter/Trojan Ska/1-06 Doctor Dick.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  150
                                           'genre'  loc-style-reggae or dub or ska or dancehall-dub-roots and reggae
                                        'filesize'  3063745
                                           'mtime'  1620523749
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 1 06 loc style reggae dub ska dancehall dub roots and reggae
                                      'tag_artist'  Lee Perry & The Soulettes
                                     'tag_release'  Trojan Ska Box Set
                                       'tag_title'  Doctor Dick
                                             'bpm'  123.0
                                    'search_title'  'dick':2 'doctor':1
                                   'search_artist'  'lee':1 'perry':2 'soulettes':4 'the':3
                                  'search_release'  'box':3 'set':4 'ska':2 'trojan':1
                                     'search_rest'  '1':1 'and':9 'dancehall':7 'dub':5 'loc':2 'reggae':4 'roots':8 'ska':6 'style':3
                                    'search_combo'  '1':11 'and':19 'box':9C 'dancehall':17 'dick':2A 'doctor':1A 'dub':15 'lee':3B 'loc':12 'perry':4B 'reggae':14 'roots':18 'set':10C 'ska':8C,16 'soulettes':6B 'style':13 'the':5B 'trojan':7C
                                    'tag_tracknum'  6
                                      'num_images'  1
                                             'key'  1B
                                           'quals'  ['Q-HHRNBTT-2', 'q-vocals-3', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-3', 'q-busy-2', 'q-drums-2', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['ska', 'all', 'rocksteady', 'reggae', 'skinhead reggae']
                                        'tag_date'  1998
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620523749.2139807  (2021-05-09 03:29:09)
                             'size'  3063745