======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '180'
                                          'artist'  'Duke of Iron'
                                     'text_people'  ''
                                         'release'  'Mirror to the Soul: Caribbean Jump-Up, Mambo and Calypso Beat 1954-77'
                                           'title'  'Calypso Invasion'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-OLDST-1', 'Q-JZFKS-1', "
 "'Q-LOCALNESS-3', 'q-syn-1', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['calypso', 'jazz', 'iron', 'trinidad']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '11'
                                      'tracktotal'  '25'
                                            'date'  '2013'
                                        'comments'  ''
                                           'genre'  'loc-islands-carribean'
                                             'bpm'  '120.399'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            '0'
'COMM:iTunNORM:eng'                                 ('0000108F 0000108F 00005BC0 00005BC0 0001290A 0001290A 00007B23 00007B26 '
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'COMM:iTunSMPB:eng'                                 ('00000000 00000210 000007EC 000000000079B084 00000000 006E48A8 00000000 '
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'COMM:iTunes_CDDB_1:eng'                            '6D129B19+357399+25+150+9234+22834+35644+52456+65302+79477+93165+106463+119223+133464+147027+162818+178030+195714+208263+217738+230234+246283+271529+288939+300363+321103+333049+347496'
'COMM:iTunes_CDDB_TrackNumber:eng'                  '11'
'TALB' (Album/Movie/Show title)                     'Mirror to the Soul: Caribbean Jump-Up, Mambo and Calypso Beat 1954-77'
'TBPM' (BPM (beats per minute))                     '120.399'
'TCON' (Content type, a.k.a. Genre)                 'loc-islands-carribean'
'TDRC' (Recording time)                             '2013'
'TIT2' (Title/songname/content description)         'Calypso Invasion'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Duke of Iron'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '11/25'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['calypso', 'jazz', 'iron', 'trinidad']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.38 dB'
'TXXX:replaygain_track_peak'                        '0.341311'
'USLT::eng'                                         'www.musicbay.org'

========================== row from database ==========================
                                              'id'  1393361
                                            'path'  /data/Music/Bulk/00localcharacter/00islands/[CARIBBEAN] MIRROR TO THE SOUL - CARIBBEAN JUMP UP MAMBO & SOCA BEA 1954-1977 [SOUL JAZZ] (2013)/11 Calypso Invasion.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  180
                                           'genre'  loc-islands-carribean
                                        'filesize'  7251858
                                           'mtime'  1620534887
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00islands [CARIBBEAN] MIRROR TO THE SOUL CARIBBEAN JUMP UP MAMBO & SOCA BEA 1977 [SOUL JAZZ] (2013) 11 loc islands carribean
                                      'tag_artist'  Duke of Iron
                                     'tag_release'  Mirror to the Soul: Caribbean Jump-Up, Mambo and Calypso Beat 1954-77
                                       'tag_title'  Calypso Invasion
                                             'bpm'  120.399
                                    'search_title'  'calypso':1 'invasion':2
                                   'search_artist'  'duke':1 'iron':3 'of':2
                                  'search_release'  '1954':14 '195477':16 '77':15 'and':11 'beat':13 'calypso':12 'caribbean':6 'jump':7 'jumpup':9 'mambo':10 'mirror':1 'soul':4,5 'the':3 'to':2 'up':8
                                     'search_rest'  '00islands':1 '1977':13 '2013':17,18 'bea':12 'caribbean':2,3 'carribean':21 'islands':20 'jazz':15,16 'jump':8 'loc':19 'mambo':10 'mirror':4 'soca':11 'soul':7,14 'the':6 'to':5 'up':9
                                    'search_combo'  '00islands':22 '1954':19C '195477':21C '1977':34 '2013':38,39 '77':20C 'and':16C 'bea':33 'beat':18C 'calypso':1A,17C 'caribbean':11C,23,24 'carribean':42 'duke':3B 'invasion':2A 'iron':5B 'islands':41 'jazz':36,37 'jump':12C,29 'jumpup':14C 'loc':40 'mambo':15C,31 'mirror':6C,25 'of':4B 'soca':32 'soul':9C,10C,28,35 'the':8C,27 'to':7C,26 'up':13C,30
                                    'tag_tracknum'  11
                                      'num_images'  1
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-1', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-1', 'q-chart-1', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['calypso', 'jazz', 'iron', 'trinidad']
                                        'tag_date'  2013
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620534886.5362754  (2021-05-09 06:34:46)
                             'size'  7251858