======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '40'
                                          'artist'  'Jazzanova'
                                     'text_people'  ''
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                                           'title'  'Fade Out'
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 "'Q-OLDST-3', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-3', 'q-drums-3', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['acid jazz', 'jazz', 'electronic', 'nu jazz', 'chillout']"
                                     'discogstags'  ("['electronic', 'hip hop', 'jazz', 'broken beat', 'contemporary jazz', "
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                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  '17'
                                            'date'  '2002'
                                        'comments'  ''
                                           'genre'  'electronic-trip hop or downtempo or acid jazz'
                                             'bpm'  '90'
                                             'key'  '4B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'In Between'
'TBPM' (BPM (beats per minute))                     '90'
'TCON' (Content type, a.k.a. Genre)                 'electronic-trip hop or downtempo or acid jazz'
'TDOR' (Original release time)                      '2002'
'TDRC' (Recording time)                             '2002-07-02'
'TIT2' (Title/songname/content description)         'Fade Out'
'TKEY' (Initial key)                                '4B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Jazzanova'
'TPE2' (Band/orchestra/accompaniment)               'Jazzanova'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Ropeadope'
'TRCK' (Track number/Position in set)               '4/17'
'TSO2'                                              'Jazzanova'
'TSOP' (Performer sort order)                       'Jazzanova'
'TSRC' (ISRC (international standard recording code))  'DEM090200048'
'TXXX:ASIN'                                         'B000068G9Y'
'TXXX:Artists'                                      'Jazzanova'
'TXXX:BARCODE'                                      '075679312129'
'TXXX:CATALOGNUMBER'                                '075679312129'
'TXXX:Mp3gain_minmax'                               '129,179'
'TXXX:Mp3gain_undo'                                 '+002,+002,N'
'TXXX:MusicBrainz Album Artist Id'                  'b5a6ea29-3065-4869-ac66-a44002e55d4d'
'TXXX:MusicBrainz Album Id'                         '7840a710-b354-3856-8e98-d1afda2991c7'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'b5a6ea29-3065-4869-ac66-a44002e55d4d'
'TXXX:MusicBrainz Release Group Id'                 '3f9ae107-4801-3cf2-8add-d3388f1f5a9a'
'TXXX:MusicBrainz Release Track Id'                 '4067cf48-2545-3a99-90c2-6b4af1a6879c'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['electronic',
 'hip hop',
 'jazz',
 'broken beat',
 'contemporary jazz',
 'soul',
 'instrumental',
 'future jazz',
 'hip hop',
 'experimental']
'TXXX:lastfmtags'                                   ['acid jazz', 'jazz', 'electronic', 'nu jazz', 'chillout']
'TXXX:originalyear'                                 '2002'
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.09 dB'
'TXXX:replaygain_track_peak'                        '0.692573'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'6c6c954a-4a08-4db7-bdf3-4be36b695a79')

========================== row from database ==========================
                                              'id'  1359930
                                            'path'  /data/Music/Bulk/00poprockelectronic/Jazzanova/in between/jazzanova -04 - fade out.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  40
                                           'genre'  electronic-trip hop or downtempo or acid jazz
                                        'filesize'  1023355
                                           'mtime'  1636911306
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic in between jazzanova 04 fade out electronic trip hop or downtempo or acid jazz
                                      'tag_artist'  Jazzanova
                                     'tag_release'  In Between
                                       'tag_title'  Fade Out
                                             'bpm'  90.0
                                    'search_title'  'fade':1 'out':2
                                   'search_artist'  'jazzanova':1
                                  'search_release'  'between':2 'in':1
                                     'search_rest'  '00poprockelectronic':1 'acid':12 'between':3 'downtempo':11 'electronic':7 'fade':5 'hop':9 'in':2 'jazz':13 'jazzanova':4 'or':10 'out':6 'trip':8
                                    'search_combo'  '00poprockelectronic':6 'acid':17 'between':5C,8 'downtempo':16 'electronic':12 'fade':1A,10 'hop':14 'in':4C,7 'jazz':18 'jazzanova':3B,9 'or':15 'out':2A,11 'trip':13
                                    'tag_tracknum'  4
                                      'num_images'  1
                                             'key'  4B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-3', 'q-other-4', 'Q-HAP-3', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['acid jazz', 'jazz', 'electronic', 'nu jazz', 'chillout']
                                        'tag_date'  2002
                                     'discogstags'  ['electronic', 'hip hop', 'jazz', 'broken beat', 'contemporary jazz', 'soul', 'instrumental', 'future jazz', 'hip hop', 'experimental']

============================== file details ==============================
                                           'mtime'  1636911306.4039507  (2021-11-14 18:35:06)
                             'size'  1023355