======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '197'
                                          'artist'  'The Invisible Hands'
                                     'text_people'  ''
                                         'release'  'The Invisible Hands [Disc 2]'
                                           'title'  'Hitman Boy (Arabic Language Version)'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-OLDST-2', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'q-syn-1', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['psychedelic folk', 'psychedelic rock', 'folk', 'psychedelic', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  '11'
                                            'date'  '2013'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-experimental'
                                             'bpm'  '103.167'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'The Invisible Hands [Disc 2]'
'TBPM' (BPM (beats per minute))                     '103.167'
'TCMP'                                              '0'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-experimental'
'TCOP' (Copyright message)                          '? 2013 Shwedagon Publishing BMI'
'TDRC' (Recording time)                             '2013'
'TIT2' (Title/songname/content description)         'Hitman Boy (Arabic Language Version)'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Invisible Hands'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '2/2'
'TRCK' (Track number/Position in set)               '3/11'
'TXXX:Purchase Date'                                '2013-04-01 23:04:00'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
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'TXXX:lastfmtags'                                   ['psychedelic folk', 'psychedelic rock', 'folk', 'psychedelic', 'rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.06 dB'
'TXXX:replaygain_track_peak'                        '0.469304'

========================== row from database ==========================
                                              'id'  1365055
                                            'path'  /data/Music/Bulk/00singer-songwriter-eos/2013 - The Invisible Hands (Deluxe Version)/2-03 hitman boy (arabic language ver.mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  197
                                           'genre'  ifs-songwriter-experimental
                                        'filesize'  6543936
                                           'mtime'  1637330475
                                   'redo_metaread'  0
                                        'rest_str'   00singer songwriter eos 2013 (Deluxe 03 hitman boy (arabic language ver ifs songwriter experimental
                                      'tag_artist'  The Invisible Hands
                                     'tag_release'  The Invisible Hands [Disc 2]
                                       'tag_title'  Hitman Boy (Arabic Language Version)
                                             'bpm'  103.167
                                    'search_title'  'arabic':3,4 'boy':2 'hitman':1 'language':5 'version':6,7
                                   'search_artist'  'hands':3 'invisible':2 'the':1
                                  'search_release'  '2':6,7 'disc':4,5 'hands':3 'invisible':2 'the':1
                                     'search_rest'  '00singer':1 '2013':4 'arabic':9,10 'boy':8 'deluxe':5,6 'eos':3 'experimental':14 'hitman':7 'ifs':13 'language':11 'songwriter':2 'ver':12
                                    'search_combo'  '00singer':18 '2':16C,17C '2013':21 'arabic':3A,4A,26,27 'boy':2A,25 'deluxe':22,23 'disc':14C,15C 'eos':20 'experimental':31 'hands':10B,13C 'hitman':1A,24 'ifs':30 'invisible':9B,12C 'language':5A,28 'songwriter':19 'the':8B,11C 'ver':29 'version':6A,7A
                                    'tag_tracknum'  3
                                      'num_images'  1
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-1', 'q-chart-1', 'q-other-3', 'Q-HAP-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['psychedelic folk', 'psychedelic rock', 'folk', 'psychedelic', 'rock']
                                        'tag_date'  2013
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1637330475.4072802  (2021-11-19 15:01:15)
                             'size'  6543936