======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '216'
                                          'artist'  'Max Romeo'
                                     'text_people'  ''
                                         'release'  'Reggae Singles'
                                           'title'  'Sixpence'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-3', 'Q-UNU-2', 'Q-HHRNBTT-2', 'Q-OLDST-2', "
 "'Q-LOCALNESS-3', 'q-syn-2', 'q-bass-4', 'q-busy-2', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['reggae', 'roots reggae', 'rasta', 'dub', 'roots']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  ''
                                            'date'  '1974'
                                        'comments'  ''
                                           'genre'  'loc-style-reggae or dub or ska or dancehall-dub-roots and reggae'
                                             'bpm'  '103.115'
                                             'key'  '12B'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            'Ska'
'COMM:MusicMatch_Preference:eng'                    'Ska'
'PRIV:AverageLevel:q\x1d\x00\x00'                   PRIV(owner='AverageLevel', data=b'q\x1d\x00\x00')
'PRIV:PeakValue:ÿ\x7f\x00\x00'                      PRIV(owner='PeakValue', data=b'\xff\x7f\x00\x00')
'PRIV:WM/MediaClassPrimaryID:¼}`Ñ#ãâK\x86¡H¤*(D\x1e'  PRIV(owner='WM/MediaClassPrimaryID', data=b'\xbc}`\xd1#\xe3\xe2K\x86\xa1H\xa4*(D\x1e')
'PRIV:WM/MediaClassSecondaryID:\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'  PRIV(owner='WM/MediaClassSecondaryID', data=b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')
'TALB' (Album/Movie/Show title)                     'Reggae Singles'
'TBPM' (BPM (beats per minute))                     '103.115'
'TCON' (Content type, a.k.a. Genre)                 'loc-style-reggae or dub or ska or dancehall-dub-roots and reggae'
'TDRC' (Recording time)                             '1974'
'TIT2' (Title/songname/content description)         'Sixpence'
'TKEY' (Initial key)                                '12B'
'TLEN' (Length)                                     '216000'
'TPE1' (Lead performer(s)/Soloist(s))               'Max Romeo'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '1'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '2'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['reggae', 'roots reggae', 'rasta', 'dub', 'roots']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'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'                        '+1.08 dB'
'TXXX:replaygain_track_peak'                        '0.429346'

========================== row from database ==========================
                                              'id'  985614
                                            'path'  /data/Music/Bulk/00localcharacter/reggae singles/Max Romeo - Sixpence [ACK-529A] kuky3.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  216
                                           'genre'  loc-style-reggae or dub or ska or dancehall-dub-roots and reggae
                                        'filesize'  3458985
                                           'mtime'  1620524001
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter reggae singles [ACK 529A] kuky3 loc style reggae or dub or ska or dancehall dub roots and reggae
                                      'tag_artist'  Max Romeo
                                     'tag_release'  Reggae Singles
                                       'tag_title'  Sixpence
                                             'bpm'  103.115
                                    'search_title'  'sixpence':1
                                   'search_artist'  'max':1 'romeo':2
                                  'search_release'  'reggae':1 'singles':2
                                     'search_rest'  '529a':5,6 'ack':3,4 'and':15 'dancehall':13 'dub':11 'kuky3':7 'loc':8 'or':10 'reggae':1 'roots':14 'singles':2 'ska':12 'style':9
                                    'search_combo'  '529a':10,11 'ack':8,9 'and':20 'dancehall':18 'dub':16 'kuky3':12 'loc':13 'max':2B 'or':15 'reggae':4C,6 'romeo':3B 'roots':19 'singles':5C,7 'sixpence':1A 'ska':17 'style':14
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  12B
                                           'quals'  ['Q-HHRNBTT-2', '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-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['reggae', 'roots reggae', 'rasta', 'dub', 'roots']
                                        'tag_date'  1974
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620524001.4926574  (2021-05-09 03:33:21)
                             'size'  3458985