======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '200'
                                          'artist'  'The Residents'
                                     'text_people'  ''
                                         'release'  ("Postcards From Patmos (The Original Soundtrack For The Residents' Internet "
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                                           'title'  'There Is Power In The Chord'
                                           'quals'  ("['Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-UNU-2', 'Q-OLDST-3', 'Q-HHRNBTT-1', "
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 "'q-drums-3', 'q-other-4', 'q-piano-1', 'q-vocals-1', 'q-mixbeat-2']")
                                      'lastfmtags'  "['electronic', 'post punk', 'avant garde', 'avantgarde', 'experimental']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  '10'
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '138.417'
                                             'key'  '8B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            '0'
'COMM:iTunNORM:eng'                                 (' 000003C2 00000285 0000211E 00001CE9 00012805 0001D5CB 00007FFE 00007FFE '
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'COMM:iTunPGAP:eng'                                 '0'
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'COMM:iTunes_CDDB_IDs:eng'                          '10+03FC84D86D68A64FAEE00CE4ADE35289+11909277'
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 "Video Series 'The Bunny Boy')")
'TBPM' (BPM (beats per minute))                     '138.417'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDRC' (Recording time)                             '2008'
'TENC' (Encoded by)                                 'iTunes v7.7.1.11'
'TIT2' (Title/songname/content description)         'There Is Power In The Chord'
'TKEY' (Initial key)                                '8B'
'TPE1' (Lead performer(s)/Soloist(s))               'The Residents'
'TRCK' (Track number/Position in set)               '7/10'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['electronic', 'post punk', 'avant garde', 'avantgarde', 'experimental']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'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'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.13 dB'
'TXXX:replaygain_track_peak'                        '0.595837'

========================== row from database ==========================
                                              'id'  1328992
                                            'path'  /data/Music/Bulk/00poprockelectronic/vol 7/07 there is power in the chord.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  200
                                           'genre'  electronic-unsorted
                                        'filesize'  8189326
                                           'mtime'  1620573990
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic vol 7 07 there is power the chord electronic unsorted
                                      'tag_artist'  The Residents
                                     'tag_release'  Postcards From Patmos (The Original Soundtrack For The Residents' Internet Video Series 'The Bunny Boy')
                                       'tag_title'  There Is Power In The Chord
                                             'bpm'  138.417
                                    'search_title'  'chord':6 'in':4 'is':2 'power':3 'the':5 'there':1
                                   'search_artist'  'residents':2 'the':1
                                  'search_release'  'boy':15,16 'bunny':14 'for':8 'from':2 'internet':11 'original':6 'patmos':3 'postcards':1 'residents':9,10 'series':13 'soundtrack':7 'the':4,5 'video':12
                                     'search_rest'  '00poprockelectronic':1 '7':3 'chord':8 'electronic':9 'is':5 'power':6 'the':7 'there':4 'unsorted':10 'vol':2
                                    'search_combo'  '00poprockelectronic':25 '7':27 'boy':23C,24C 'bunny':22C 'chord':6A,32 'electronic':33 'for':16C 'from':10C 'in':4A 'internet':19C 'is':2A,29 'original':14C 'patmos':11C 'postcards':9C 'power':3A,30 'residents':8B,17C,18C 'series':21C 'soundtrack':15C 'the':5A,7B,12C,13C,31 'there':1A,28 'unsorted':34 'video':20C 'vol':26
                                    'tag_tracknum'  7
                                      'num_images'  1
                                             'key'  8B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-4', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['electronic', 'post punk', 'avant garde', 'avantgarde', 'experimental']
                                        'tag_date'  2008
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620573990.4171364  (2021-05-09 17:26:30)
                             'size'  8189326