======================== unified (from filesystem) ========================
                                         'bitrate'  '256.027'
                                        'duration'  '77'
                                          'artist'  'Muslimgauze'
                                     'text_people'  ''
                                         'release'  'Hafaz Al Assad (Box Of Silk & Dogs - Cd9)'
                                           'title'  'Syria Siren'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-3', 'Q-HHRNBTT-1', 'Q-OLDST-1', "
 "'Q-LOCALNESS-4', 'q-syn-3', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['idm', 'industrial', 'electronic', 'experimental', 'ambient']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  ''
                                            'date'  '1999'
                                        'comments'  ''
                                           'genre'  'loc-m'
                                             'bpm'  '143.112'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM::eng'                                         '4A'
'COMM:ID3v1 Comment:XXX'                            '4A'
'TALB' (Album/Movie/Show title)                     'Hafaz Al Assad (Box Of Silk & Dogs - Cd9)'
'TBPM' (BPM (beats per minute))                     '143.112'
'TCON' (Content type, a.k.a. Genre)                 'loc-m'
'TDRC' (Recording time)                             '1999'
'TIT2' (Title/songname/content description)         'Syria Siren'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Muslimgauze'
'TPE2' (Band/orchestra/accompaniment)               'Muslimgauze'
'TRCK' (Track number/Position in set)               '1'
'TSSE' (Software/Hardware and settings used for encoding)  'LAME v3.97'
'TXXX:MP3GAIN_MINMAX'                               '094,210'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '4'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '3'
'TXXX:lastfmtags'                                   ['idm', 'industrial', 'electronic', 'experimental', 'ambient']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+2.68 dB'
'TXXX:replaygain_track_peak'                        '0.507764'

========================== row from database ==========================
                                              'id'  472310
                                            'path'  /data/Music/Bulk/00localcharacter/Muslimgauze/Hafaz Al Assad (Box Of Silk & Dogs - Cd9)/01 Syria Siren.mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  77
                                           'genre'  loc-m
                                        'filesize'  2643835
                                           'mtime'  1620527123
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 01 loc
                                      'tag_artist'  Muslimgauze
                                     'tag_release'  Hafaz Al Assad (Box Of Silk & Dogs - Cd9)
                                       'tag_title'  Syria Siren
                                             'bpm'  143.112
                                    'search_title'  'siren':2 'syria':1
                                   'search_artist'  'muslimgauze':1
                                  'search_release'  'al':2 'assad':3 'box':4,5 'cd9':9,10 'dogs':8 'hafaz':1 'of':6 'silk':7
                                     'search_rest'  'loc':1
                                    'search_combo'  'al':5C 'assad':6C 'box':7C,8C 'cd9':12C,13C 'dogs':11C 'hafaz':4C 'loc':14 'muslimgauze':3B 'of':9C 'silk':10C 'siren':2A 'syria':1A
                                    'tag_tracknum'  1
                                      'num_images'  1
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-4', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-1', 'Q-UNU-3', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-3', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['idm', 'industrial', 'electronic', 'experimental', 'ambient']
                                        'tag_date'  1999
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620527123.047619  (2021-05-09 04:25:23)
                             'size'  2643835