======================== unified (from filesystem) ========================
                                         'bitrate'  '199.309'
                                        'duration'  '277'
                                          'artist'  'THE ZOOT 16'
                                     'text_people'  ''
                                         'release'  'Right Out!'
                                           'title'  "Walkin'"
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-3', 'Q-UNU-2', 'Q-OLDST-2', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-3', 'q-syn-2', 'q-bass-3', 'q-busy-2', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['ska', 'punk', 'japanese', 'folk', 'reggae']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  ''
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'loc-style-reggae or dub or ska or dancehall-unsorted;set-pl-sced'
                                             'bpm'  '106.756'
                                             'key'  '12B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            ' 00000FB3 00000FBB 00003F12'
'COMM:iTunNORM:eng'                                 (' 00000FB3 00000FBB 00003F12 00004643 0001073B 0001073B 00008000 00008000 '
 '00006D9A 0001073B')
'TALB' (Album/Movie/Show title)                     'Right Out!'
'TBPM' (BPM (beats per minute))                     '106.756'
'TCON' (Content type, a.k.a. Genre)                 ['loc-style-reggae or dub or ska or dancehall-unsorted', 'set-pl-sced']
'TDRC' (Recording time)                             '2004'
'TIT2' (Title/songname/content description)         "Walkin'"
'TKEY' (Initial key)                                '12B'
'TPE1' (Lead performer(s)/Soloist(s))               'THE ZOOT 16'
'TPE2' (Band/orchestra/accompaniment)               'THE ZOOT 16'
'TRCK' (Track number/Position in set)               '2'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['ska', 'punk', 'japanese', 'folk', 'reggae']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.78 dB'
'TXXX:replaygain_track_peak'                        '0.392323'

========================== row from database ==========================
                                              'id'  1506560
                                            'path'  /data/Music/Bulk/00localcharacter/00reggae-dub/THE ZOOT 16/[2004] Right Out!/02 Walkin_.mp3
                                         'working'  None
                                         'bitrate'  199
                                    'duration_sec'  277
                                           'genre'  loc-style-reggae or dub or ska or dancehall-unsorted;set-pl-sced
                                        'filesize'  6941080
                                           'mtime'  1620522327
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00reggae dub [2004] 02 Walkin_ loc style reggae or dub or ska or dancehall unsorted;set pl sced
                                      'tag_artist'  THE ZOOT 16
                                     'tag_release'  Right Out!
                                       'tag_title'  Walkin'
                                             'bpm'  106.756
                                    'search_title'  'walkin':1,2
                                   'search_artist'  'the':1 'zoot':2
                                  'search_release'  'out':2 'right':1
                                     'search_rest'  '00reggae':1 '2004':3,4 'dancehall':11 'dub':2 'loc':6 'or':9 'pl':16 'reggae':8 'sced':17 'set':13,15 'ska':10 'style':7 'unsorted':12,14 'walkin':5
                                    'search_combo'  '00reggae':7 '2004':9,10 'dancehall':17 'dub':8 'loc':12 'or':15 'out':6C 'pl':22 'reggae':14 'right':5C 'sced':23 'set':19,21 'ska':16 'style':13 'the':3B 'unsorted':18,20 'walkin':1A,2A,11 'zoot':4B
                                    'tag_tracknum'  2
                                      'num_images'  1
                                             'key'  12B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-3', 'q-busy-2', 'q-drums-3', 'q-syn-2', 'q-chart-1', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['ska', 'punk', 'japanese', 'folk', 'reggae']
                                        'tag_date'  2004
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620522327.3121302  (2021-05-09 03:05:27)
                             'size'  6941080