======================== unified (from filesystem) ========================
                                         'bitrate'  '159.457'
                                        'duration'  '144'
                                          'artist'  'King Tubby'
                                     'text_people'  ''
                                         'release'  'Dub From The Roots'
                                           'title'  'Dub On My Mind'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-3', 'Q-UNU-2', 'Q-HHRNBTT-2', 'Q-OLDST-2', "
 "'Q-LOCALNESS-3', 'q-syn-2', 'q-bass-3', 'q-busy-2', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-4', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['reggae', 'dub', 'experimental', 'dub reggae', 'jamaica']"
                                     'discogstags'  "['reggae', 'dub']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '10'
                                      'tracktotal'  '14'
                                            'date'  '1974'
                                        'comments'  ''
                                           'genre'  'loc-style-reggae or dub or ska or dancehall-dub-roots and reggae'
                                             'bpm'  '136.736'
                                             'key'  '11B'
                                        'acoustid'  ''
rest: ''

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

'COMM:iTunNORM:eng'                                 (' 0000054E 0000038B 000025F2 00001837 00002295 00002295 00005CAE 00006712 '
 '0000227E 0000E4F3')
'TALB' (Album/Movie/Show title)                     'Dub From The Roots'
'TBPM' (BPM (beats per minute))                     '136.736'
'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)         'Dub On My Mind'
'TKEY' (Initial key)                                '11B'
'TPE1' (Lead performer(s)/Soloist(s))               'King Tubby'
'TRCK' (Track number/Position in set)               '10/14'
'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:discogstags'                                  ['reggae', 'dub']
'TXXX:lastfmtags'                                   ['reggae', 'dub', 'experimental', 'dub reggae', 'jamaica']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+1.93 dB'
'TXXX:replaygain_track_peak'                        '0.560584'

========================== row from database ==========================
                                              'id'  1366776
                                            'path'  /data/Music/Bulk/00localcharacter/00reggae-dub/King Tubby/king tubby - dub from the roots/10 Dub On My Mind.mp3
                                         'working'  None
                                         'bitrate'  159
                                    'duration_sec'  144
                                           'genre'  loc-style-reggae or dub or ska or dancehall-dub-roots and reggae
                                        'filesize'  2889728
                                           'mtime'  1620521717
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00reggae dub king tubby dub from the roots 10 loc style reggae or dub or ska or dancehall dub roots and reggae
                                      'tag_artist'  King Tubby
                                     'tag_release'  Dub From The Roots
                                       'tag_title'  Dub On My Mind
                                             'bpm'  136.736
                                    'search_title'  'dub':1 'mind':4 'my':3 'on':2
                                   'search_artist'  'king':1 'tubby':2
                                  'search_release'  'dub':1 'from':2 'roots':4 'the':3
                                     'search_rest'  '00reggae':1 'and':14 'dancehall':13 'dub':2 'from':5 'king':3 'loc':8 'or':11 'reggae':10 'roots':7 'ska':12 'style':9 'the':6 'tubby':4
                                    'search_combo'  '00reggae':11 'and':24 'dancehall':23 'dub':1A,7C,12 'from':8C,15 'king':5B,13 'loc':18 'mind':4A 'my':3A 'on':2A 'or':21 'reggae':20 'roots':10C,17 'ska':22 'style':19 'the':9C,16 'tubby':6B,14
                                    'tag_tracknum'  10
                                      'num_images'  0
                                             'key'  11B
                                           'quals'  ['Q-HHRNBTT-2', 'q-vocals-1', '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-4', 'q-syn-2', 'q-chart-3', 'q-other-4', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['reggae', 'dub', 'experimental', 'dub reggae', 'jamaica']
                                        'tag_date'  1974
                                     'discogstags'  ['reggae', 'dub']

============================== file details ==============================
                                           'mtime'  1620521716.500978  (2021-05-09 02:55:16)
                             'size'  2889728