======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '69'
                                          'artist'  'Fantastic Plastic Machine'
                                     'text_people'  ''
                                         'release'  'Fantastic Plastic Machine Best'
                                           'title'  'Strings in Heaven'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-UNU-1', 'Q-LOCALNESS-2', "
 "'Q-OLDST-4', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['lounge', 'shibuya kei', 'electronica', 'electronic', 'japanese']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '16'
                                      'tracktotal'  '16'
                                            'date'  '2007'
                                        'comments'  ''
                                           'genre'  'loc-asia-japan;electronic-electro;prerock-jb-jazz-lounge or exotica or bossa'
                                             'bpm'  '121'
                                             'key'  '2B'
                                        'acoustid'  ''
rest: ''

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

'APIC:Actual physical cover is transparent in the the colored areas, showing the CD beyond it. This is from the digital release, the same cover graphic without the CD visible.'  type PictureType.COVER_FRONT (Cover (front)) b'Actual physical cover is transparent in the the colored areas, showing the CD beyond it. This is from the digital release, the same cover graphic without the CD visible.'
                                     
'TALB' (Album/Movie/Show title)                     'Fantastic Plastic Machine Best'
'TBPM' (BPM (beats per minute))                     '121'
'TCON' (Content type, a.k.a. Genre)                 ['loc-asia-japan',
 'electronic-electro',
 'loc-asia-japan',
 'prerock-jb-jazz-lounge or exotica or bossa']
'TDOR' (Original release time)                      '2007'
'TDRC' (Recording time)                             '2007-02-07'
'TIT2' (Title/songname/content description)         'Strings in Heaven'
'TKEY' (Initial key)                                '2B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Fantastic Plastic Machine'
'TPE2' (Band/orchestra/accompaniment)               'Fantastic Plastic Machine'
'TPOS' (Part of a set)                              '1/2'
'TPUB' (Publisher)                                  'avex trax'
'TRCK' (Track number/Position in set)               '16/16'
'TSO2'                                              'Fantastic Plastic Machine'
'TSOP' (Performer sort order)                       'Fantastic Plastic Machine'
'TSST' (Set subtitle)                               'Gold Side'
'TXXX:ASIN'                                         'B000LPRKAW'
'TXXX:Artists'                                      'Fantastic Plastic Machine'
'TXXX:BARCODE'                                      '4988064231553'
'TXXX:CATALOGNUMBER'                                'AVCD-23155/AVCD-23155-6/AVCD-23156'
'TXXX:MusicBrainz Album Artist Id'                  '30b39f11-2f7b-482c-b3b2-21fd5d30b556'
'TXXX:MusicBrainz Album Id'                         '0f427d60-8566-4ed1-990e-a4776ac33ea6'
'TXXX:MusicBrainz Album Release Country'            'JP'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album/compilation'
'TXXX:MusicBrainz Artist Id'                        '30b39f11-2f7b-482c-b3b2-21fd5d30b556'
'TXXX:MusicBrainz Release Group Id'                 '85a4fb53-8e23-3e80-83b2-b9ca4ae440b6'
'TXXX:MusicBrainz Release Track Id'                 'd7b650cd-7117-3992-81d8-856ba7936178'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '4'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['lounge', 'shibuya kei', 'electronica', 'electronic', 'japanese']
'TXXX:originalyear'                                 '2007'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.02 dB'
'TXXX:replaygain_track_peak'                        '0.425522'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'1709344a-d7f6-407d-8e67-c1563fc4d521')

========================== row from database ==========================
                                              'id'  924785
                                            'path'  /data/Music/Bulk/00localcharacter/00asia/Fantastic Plastic Machine/Disc 1/16.Strings in Heaven.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  69
                                           'genre'  loc-asia-japan;electronic-electro;prerock-jb-jazz-lounge or exotica or bossa
                                        'filesize'  1712852
                                           'mtime'  1620539733
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00asia Disc 1 16.Strings loc asia japan;electronic electro;prerock jb jazz lounge or exotica or bossa
                                      'tag_artist'  Fantastic Plastic Machine
                                     'tag_release'  Fantastic Plastic Machine Best
                                       'tag_title'  Strings in Heaven
                                             'bpm'  121.0
                                    'search_title'  'heaven':3 'in':2 'strings':1
                                   'search_artist'  'fantastic':1 'machine':3 'plastic':2
                                  'search_release'  'best':4 'fantastic':1 'machine':3 'plastic':2
                                     'search_rest'  '00asia':1 '1':3 '16':4 '16strings':6 'asia':8 'bossa':22 'disc':2 'electro':13,15 'electronic':10,12 'exotica':21 'japan':9,11 'jazz':18 'jb':17 'loc':7 'lounge':19 'or':20 'prerock':14,16 'strings':5
                                    'search_combo'  '00asia':11 '1':13 '16':14 '16strings':16 'asia':18 'best':10C 'bossa':32 'disc':12 'electro':23,25 'electronic':20,22 'exotica':31 'fantastic':4B,7C 'heaven':3A 'in':2A 'japan':19,21 'jazz':28 'jb':27 'loc':17 'lounge':29 'machine':6B,9C 'or':30 'plastic':5B,8C 'prerock':24,26 'strings':1A,15
                                    'tag_tracknum'  16
                                      'num_images'  1
                                             'key'  2B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-4', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['lounge', 'shibuya kei', 'electronica', 'electronic', 'japanese']
                                        'tag_date'  2007
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620539732.7675533  (2021-05-09 07:55:32)
                             'size'  1712852