======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '167'
                                          'artist'  'Scattered Order'
                                     'text_people'  ''
                                         'release'  '41 Pardons: M Squared Rare Recordings 1979-1983 Volume 1'
                                           'title'  'This Is A Song About Love'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['minimal electronic', 'noise', 'post punk', 'experimental', 'new wave']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '04'
                                      'tracktotal'  ''
                                            'date'  '1980'
                                        'comments'  ''
                                           'genre'  'electronic-we-new wave or post punk'
                                             'bpm'  '116.9'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'APIC:Cover Art (Front).jpg'                        type PictureType.COVER_FRONT (Cover (front)) b'Cover Art (Front).jpg'
                                     
'TALB' (Album/Movie/Show title)                     '41 Pardons: M Squared Rare Recordings 1979-1983 Volume 1'
'TBPM' (BPM (beats per minute))                     '116.9'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-new wave or post punk'
'TDRC' (Recording time)                             '1980'
'TIT2' (Title/songname/content description)         'This Is A Song About Love'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Scattered Order'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1'
'TPUB' (Publisher)                                  'Ascension Records (5)'
'TRCK' (Track number/Position in set)               '04'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['minimal electronic', 'noise', 'post punk', 'experimental', 'new wave']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+1.78 dB'
'TXXX:replaygain_track_peak'                        '0.440639'

========================== row from database ==========================
                                              'id'  1378995
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Scattered Order - 41 Pardons (M Squared Rare Recordings 1979-1983 Volume 1)/1.04 - Scattered Order - This Is A Song About Love.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  167
                                           'genre'  electronic-we-new wave or post punk
                                        'filesize'  2713588
                                           'mtime'  1620541928
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm (M 1) 1.04 electronic we new wave post punk
                                      'tag_artist'  Scattered Order
                                     'tag_release'  41 Pardons: M Squared Rare Recordings 1979-1983 Volume 1
                                       'tag_title'  This Is A Song About Love
                                             'bpm'  116.9
                                    'search_title'  'a':3 'about':5 'is':2 'love':6 'song':4 'this':1
                                   'search_artist'  'order':2 'scattered':1
                                  'search_release'  '1':12 '1979':8 '19791983':10 '1983':9 '41':1 'm':4 'pardons':2,3 'rare':6 'recordings':7 'squared':5 'volume':11
                                     'search_rest'  '04':6 '1':3,4,5 '104':7 'electronic':8 'm':1,2 'new':10 'post':12 'punk':13 'wave':11 'we':9
                                    'search_combo'  '04':26 '1':20C,23,24,25 '104':27 '1979':16C '19791983':18C '1983':17C '41':9C 'a':3A 'about':5A 'electronic':28 'is':2A 'love':6A 'm':12C,21,22 'new':30 'order':8B 'pardons':10C,11C 'post':32 'punk':33 'rare':14C 'recordings':15C 'scattered':7B 'song':4A 'squared':13C 'this':1A 'volume':19C 'wave':31 'we':29
                                    'tag_tracknum'  4
                                      'num_images'  1
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['minimal electronic', 'noise', 'post punk', 'experimental', 'new wave']
                                        'tag_date'  1980
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620541928.0499592  (2021-05-09 08:32:08)
                             'size'  2713588