======================== unified (from filesystem) ========================
                                         'bitrate'  '204.319'
                                        'duration'  '241'
                                          'artist'  'Port of Notes'
                                     'text_people'  ''
                                         'release'  'Duet with Birds'
                                           'title'  'Split'
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-2', 'Q-UNU-1', 'Q-JZFKS-2', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['acoustic', 'jazz', 'female vocalists', 'japanese', 'soul']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '07'
                                      'tracktotal'  ''
                                            'date'  '2001'
                                        'comments'  ''
                                           'genre'  'loc-asia-japan;prerock-jb-jazz-unsorted'
                                             'bpm'  '144.028'
                                             'key'  '2A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            ' 00000644 0000048E 00001B29'
'COMM:iTunNORM:eng'                                 (' 00000644 0000048E 00001B29 00001486 00010B13 00010B13 00007F16 000066E4 '
 '00010B13 00010AFC')
'TALB' (Album/Movie/Show title)                     'Duet with Birds'
'TBPM' (BPM (beats per minute))                     '144.028'
'TCON' (Content type, a.k.a. Genre)                 ['loc-asia-japan', 'prerock-jb-jazz-unsorted']
'TDRC' (Recording time)                             '2001'
'TIT2' (Title/songname/content description)         'Split'
'TKEY' (Initial key)                                '2A'
'TPE1' (Lead performer(s)/Soloist(s))               'Port of Notes'
'TPE2' (Band/orchestra/accompaniment)               'Port of Notes'
'TRCK' (Track number/Position in set)               '07'
'TSSE' (Software/Hardware and settings used for encoding)  'SuperTagEditor Ver 2.00ƒÀ7‰ü'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['acoustic', 'jazz', 'female vocalists', 'japanese', 'soul']
'TXXX:other'                                        '2001'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.02 dB'
'TXXX:replaygain_track_peak'                        '0.530546'

========================== row from database ==========================
                                              'id'  1387175
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/Port of Notes/[2001] Duet with Birds/07 Split Moon.mp3
                                         'working'  None
                                         'bitrate'  204
                                    'duration_sec'  241
                                           'genre'  loc-asia-japan;prerock-jb-jazz-unsorted
                                        'filesize'  6186056
                                           'mtime'  1620533817
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country [2001] 07 Moon loc asia japan;prerock jb jazz unsorted
                                      'tag_artist'  Port of Notes
                                     'tag_release'  Duet with Birds
                                       'tag_title'  Split
                                             'bpm'  144.028
                                    'search_title'  'split':1
                                   'search_artist'  'notes':3 'of':2 'port':1
                                  'search_release'  'birds':3 'duet':1 'with':2
                                     'search_rest'  '2001':5,6 'asia':9 'country':4 'exotica':2 'japan':10,12 'jazz':1 'jb':14 'loc':8 'moon':7 'oldies':3 'prerock':11,13 'unsorted':15
                                    'search_combo'  '2001':12,13 'asia':16 'birds':7C 'country':11 'duet':5C 'exotica':9 'japan':17,19 'jazz':8 'jb':21 'loc':15 'moon':14 'notes':4B 'of':3B 'oldies':10 'port':2B 'prerock':18,20 'split':1A 'unsorted':22 'with':6C
                                    'tag_tracknum'  7
                                      'num_images'  1
                                             'key'  2A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-3', 'q-syn-1', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['acoustic', 'jazz', 'female vocalists', 'japanese', 'soul']
                                        'tag_date'  2001
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620533817.267049  (2021-05-09 06:16:57)
                             'size'  6186056