======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '241'
                                          'artist'  'Eddy Grant'
                                     'text_people'  ''
                                         'release'  "Super Hits Of The 80's [Disc 2]"
                                           'title'  "Gimme Hope Jo'anna"
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-2', 'Q-LOCALNESS-2', 'Q-HHRNBTT-2', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['80s', 'reggae', 'dance', 'reggae pop', 'pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '10'
                                      'tracktotal'  '15'
                                            'date'  '1988'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '128.740'
                                             'key'  '6B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            ' 00000483 00000517 00002D09'
'COMM:iTunNORM:eng'                                 (' 00000483 00000517 00002D09 00004745 0003198F 0003198F 00006D4B 000068FF '
 '000247DA 00025845')
'PCNT' (Play counter)                               PCNT(count=0)
'PRIV:AverageLevel:{\x10\x00\x00'                   PRIV(owner='AverageLevel', data=b'{\x10\x00\x00')
'PRIV:PeakValue:¡m\x00\x00'                         PRIV(owner='PeakValue', data=b'\xa1m\x00\x00')
'PRIV:WM/MediaClassPrimaryID:¼}`Ñ#ãâK\x86¡H¤*(D\x1e'  PRIV(owner='WM/MediaClassPrimaryID', data=b'\xbc}`\xd1#\xe3\xe2K\x86\xa1H\xa4*(D\x1e')
'PRIV:WM/MediaClassSecondaryID:\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'  PRIV(owner='WM/MediaClassSecondaryID', data=b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')
'TALB' (Album/Movie/Show title)                     "Super Hits Of The 80's [Disc 2]"
'TBPM' (BPM (beats per minute))                     '128.740'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDRC' (Recording time)                             '1988'
'TIT2' (Title/songname/content description)         "Gimme Hope Jo'anna"
'TKEY' (Initial key)                                '6B'
'TLEN' (Length)                                     '240000'
'TMED' (Media type)                                 'UNKNOWN'
'TPE1' (Lead performer(s)/Soloist(s))               'Eddy Grant'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '2/2'
'TRCK' (Track number/Position in set)               '10/15'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '2'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['80s', 'reggae', 'dance', 'reggae pop', 'pop']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+1.82 dB'
'TXXX:replaygain_track_peak'                        '0.603765'

========================== row from database ==========================
                                              'id'  1308790
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/gimme hope joanna.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  241
                                           'genre'  electronic-unsorted
                                        'filesize'  3884674
                                           'mtime'  1621696808
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] gimme hope joanna electronic unsorted
                                      'tag_artist'  Eddy Grant
                                     'tag_release'  Super Hits Of The 80's [Disc 2]
                                       'tag_title'  Gimme Hope Jo'anna
                                             'bpm'  128.74
                                    'search_title'  'anna':4 'gimme':1 'hope':2 'jo':3 'joanna':5
                                   'search_artist'  'eddy':1 'grant':2
                                  'search_release'  '2':10,11 '80':5 '80s':7 'disc':8,9 'hits':2 'of':3 's':6 'super':1 'the':4
                                     'search_rest'  '00poprockelectronic':1 'electronic':10 'files':5,6 'gimme':7 'hope':8 'joanna':9 'loose':3,4 'unsorted':2
                                    'search_combo'  '00poprockelectronic':19 '2':17C,18C '80':12C '80s':14C 'anna':4A 'disc':15C,16C 'eddy':6B 'electronic':28 'files':23,24 'gimme':1A,25 'grant':7B 'hits':9C 'hope':2A,26 'jo':3A 'joanna':5A,27 'loose':21,22 'of':10C 's':13C 'super':8C 'the':11C 'unsorted':20
                                    'tag_tracknum'  10
                                      'num_images'  1
                                             'key'  6B
                                           'quals'  ['Q-HHRNBTT-2', 'q-vocals-3', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['80s', 'reggae', 'dance', 'reggae pop', 'pop']
                                        'tag_date'  1988
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621696807.5588748  (2021-05-22 17:20:07)
                             'size'  3884674