======================== unified (from filesystem) ========================
                                         'bitrate'  '256.005'
                                        'duration'  '438'
                                          'artist'  'Muslimgauze'
                                     'text_people'  ''
                                         'release'  'Sect Of Hari Krishna (Box Of Silk & Dogs Cd3)'
                                           'title'  'Shahabuddin'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-3', 'Q-HHRNBTT-1', 'Q-OLDST-1', "
 "'Q-LOCALNESS-4', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['idm', 'industrial', 'electronic', 'experimental', 'ambient']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  ''
                                            'date'  '1999'
                                        'comments'  ''
                                           'genre'  'loc-m'
                                             'bpm'  '108.066'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         '10B'
'COMM:ID3v1 Comment:XXX'                            '10B'
'TALB' (Album/Movie/Show title)                     'Sect Of Hari Krishna (Box Of Silk & Dogs Cd3)'
'TBPM' (BPM (beats per minute))                     '108.066'
'TCON' (Content type, a.k.a. Genre)                 'loc-m'
'TDRC' (Recording time)                             '1999'
'TIT2' (Title/songname/content description)         'Shahabuddin'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Muslimgauze'
'TPE2' (Band/orchestra/accompaniment)               'Muslimgauze'
'TRCK' (Track number/Position in set)               '4'
'TSSE' (Software/Hardware and settings used for encoding)  'LAME v3.97'
'TXXX:MP3GAIN_MINMAX'                               '112,210'
'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'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.20 dB'
'TXXX:replaygain_track_peak'                        '0.386620'

========================== row from database ==========================
                                              'id'  470557
                                            'path'  /data/Music/Bulk/00localcharacter/Muslimgauze/Sect Of Hari Krishna (Box Of Silk & Dogs Cd3)/04 Shahabuddin.mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  438
                                           'genre'  loc-m
                                        'filesize'  14028757
                                           'mtime'  1620527466
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 04 loc
                                      'tag_artist'  Muslimgauze
                                     'tag_release'  Sect Of Hari Krishna (Box Of Silk & Dogs Cd3)
                                       'tag_title'  Shahabuddin
                                             'bpm'  108.066
                                    'search_title'  'shahabuddin':1
                                   'search_artist'  'muslimgauze':1
                                  'search_release'  'box':5,6 'cd3':9,10 'dogs':8 'hari':3 'krishna':4 'of':2 'sect':1 'silk':7
                                     'search_rest'  'loc':1
                                    'search_combo'  'box':7C,8C 'cd3':11C,12C 'dogs':10C 'hari':5C 'krishna':6C 'loc':13 'muslimgauze':2B 'of':4C 'sect':3C 'shahabuddin':1A 'silk':9C
                                    'tag_tracknum'  4
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-4', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-1', 'Q-UNU-3', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['idm', 'industrial', 'electronic', 'experimental', 'ambient']
                                        'tag_date'  1999
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620527465.6602204  (2021-05-09 04:31:05)
                             'size'  14028757