======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '228'
                                          'artist'  'Eurythmics'
                                     'text_people'  ''
                                         'release'  'Greatest Hits'
                                           'title'  'You Have Placed a Chill in My Heart'
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                                     'discogstags'  "['electronic', 'rock', 'pop rock', 'synth-pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '10'
                                      'tracktotal'  '18'
                                            'date'  '1980'
                                        'comments'  ''
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rest: ''

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

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'TBPM' (BPM (beats per minute))                     '104.552'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-new wave or post punk'
'TDOR' (Original release time)                      '1991'
'TDRC' (Recording time)                             '1980'
'TIT2' (Title/songname/content description)         'You Have Placed a Chill in My Heart'
'TKEY' (Initial key)                                '11B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Eurythmics'
'TPE2' (Band/orchestra/accompaniment)               'Eurythmics'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'RCA'
'TRCK' (Track number/Position in set)               '10/18'
'TSO2'                                              'Eurythmics'
'TSOP' (Performer sort order)                       'Eurythmics'
'TSRC' (ISRC (international standard recording code))  'GBARL8700001'
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'TXXX:MusicBrainz Album Id'                         '67d55b39-ec69-47d8-bc0f-416a7d1fe5c6'
'TXXX:MusicBrainz Album Release Country'            'XE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'compilation'
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'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['electronic', 'rock', 'pop rock', 'synth-pop']
'TXXX:lastfmtags'                                   ['80s', 'new wave', 'synth pop', 'female vocalists', 'pop']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '4'
'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'                        '+0.36 dB'
'TXXX:replaygain_track_peak'                        '0.844858'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'a2ceea2d-bd53-4493-9ed7-40a526f61bfe')

========================== row from database ==========================
                                              'id'  1346614
                                            'path'  /data/Music/Bulk/00poprockelectronic/Eurythmics/Greatest Hits/Eurythmics - You Have Placed A Chill In my.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  228
                                           'genre'  electronic-we-new wave or post punk
                                        'filesize'  3667565
                                           'mtime'  1620569395
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic A In my electronic we new wave or post punk
                                      'tag_artist'  Eurythmics
                                     'tag_release'  Greatest Hits
                                       'tag_title'  You Have Placed a Chill in My Heart
                                             'bpm'  104.552
                                    'search_title'  'a':4 'chill':5 'have':2 'heart':8 'in':6 'my':7 'placed':3 'you':1
                                   'search_artist'  'eurythmics':1
                                  'search_release'  'greatest':1 'hits':2
                                     'search_rest'  '00poprockelectronic':1 'a':2 'electronic':5 'in':3 'my':4 'new':7 'or':9 'post':10 'punk':11 'wave':8 'we':6
                                    'search_combo'  '00poprockelectronic':12 'a':4A,13 'chill':5A 'electronic':16 'eurythmics':9B 'greatest':10C 'have':2A 'heart':8A 'hits':11C 'in':6A,14 'my':7A,15 'new':18 'or':20 'placed':3A 'post':21 'punk':22 'wave':19 'we':17 'you':1A
                                    'tag_tracknum'  10
                                      'num_images'  0
                                             'key'  11B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-4', 'q-other-2', 'Q-HAP-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['80s', 'new wave', 'synth pop', 'female vocalists', 'pop']
                                        'tag_date'  1980
                                     'discogstags'  ['electronic', 'rock', 'pop rock', 'synth-pop']

============================== file details ==============================
                                           'mtime'  1620569394.6616628  (2021-05-09 16:09:54)
                             'size'  3667565