======================== unified (from filesystem) ========================
                                         'bitrate'  '210.766'
                                        'duration'  '197'
                                          'artist'  'Scientist'
                                     'text_people'  ''
                                         'release'  'Heavyweight Dub Champion'
                                           'title'  'Jab'
                                           '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-3', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['reggae', 'jamaica', 'dub', 'dub reggae', 'vule', 'psychedelic']"
                                     'discogstags'  "['dub']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  '10'
                                            'date'  '1980'
                                        'comments'  ''
                                           'genre'  'loc-style-reggae or dub or ska or dancehall-dub-roots and reggae'
                                             'bpm'  '136'
                                             'key'  '7B'
                                        'acoustid'  'c8d4400e-d028-4ff8-8384-10975a1fef91'
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            '9607B80A+1978+10+182+14782+2'
'COMM:SoundJam_CDDB_1:eng'                          '9607B80A+1978+10+182+14782+28337+47152+63907+76817+89872+104680+119047+133042'
'COMM:SoundJam_CDDB_TrackNumber:eng'                '7'
'COMM:iTunNORM:eng'                                 (' 00000119 00000121 00001613 00000E10 00011107 00011107 00004088 0000379F '
 '00011107 0002BD90')
'TALB' (Album/Movie/Show title)                     'Heavyweight Dub Champion'
'TBPM' (BPM (beats per minute))                     '136'
'TCON' (Content type, a.k.a. Genre)                 'loc-style-reggae or dub or ska or dancehall-dub-roots and reggae'
'TDOR' (Original release time)                      '1980'
'TDRC' (Recording time)                             '1980'
'TENC' (Encoded by)                                 'SoundJam v2.5.3'
'TIT2' (Title/songname/content description)         'Jab'
'TKEY' (Initial key)                                '7B'
'TMED' (Media type)                                 'Vinyl'
'TPE1' (Lead performer(s)/Soloist(s))               'Scientist'
'TPE2' (Band/orchestra/accompaniment)               'Scientist'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Greensleeves Records'
'TRCK' (Track number/Position in set)               '7/10'
'TSO2'                                              'Scientist'
'TSOP' (Performer sort order)                       'Scientist'
'TXXX:Acoustid Id'                                  'c8d4400e-d028-4ff8-8384-10975a1fef91'
'TXXX:Artists'                                      'Scientist'
'TXXX:CATALOGNUMBER'                                'GREL 13'
'TXXX:MusicBrainz Album Artist Id'                  '90d63976-5e70-4c73-a500-eb67997d6ed2'
'TXXX:MusicBrainz Album Id'                         '612e6bb6-873d-30cd-9a7c-f218e9b73fab'
'TXXX:MusicBrainz Album Release Country'            'GB'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '90d63976-5e70-4c73-a500-eb67997d6ed2'
'TXXX:MusicBrainz Release Group Id'                 '14c31822-11b4-3780-a83a-14589cb322d6'
'TXXX:MusicBrainz Release Track Id'                 '84e213ad-29df-3d4a-a926-bd9a84a1c66e'
'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:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'dub'
'TXXX:lastfmtags'                                   ['reggae', 'jamaica', 'dub', 'dub reggae', 'vule', 'psychedelic']
'TXXX:originalyear'                                 '1980'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+1.09 dB'
'TXXX:replaygain_track_peak'                        '0.808715'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'c38e059e-1217-4630-9d36-5b9a5f2c76b4')

========================== row from database ==========================
                                              'id'  1381265
                                            'path'  /data/Music/Bulk/00localcharacter/00reggae-dub/scientist - heavyweight dub champion/Scientist - Heavyweight dub champion - 07 - jab.mp3
                                         'working'  None
                                         'bitrate'  210
                                    'duration_sec'  197
                                           'genre'  loc-style-reggae or dub or ska or dancehall-dub-roots and reggae
                                        'filesize'  5212423
                                           'mtime'  1620522663
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00reggae dub scientist heavyweight dub champion dub champion 07 jab loc style reggae or dub or ska or dancehall dub roots and reggae
                                      'tag_artist'  Scientist
                                     'tag_release'  Heavyweight Dub Champion
                                       'tag_title'  Jab
                                             'bpm'  136.0
                                    'search_title'  'jab':1
                                   'search_artist'  'scientist':1
                                  'search_release'  'champion':3 'dub':2 'heavyweight':1
                                     'search_rest'  '00reggae':1 'and':14 'champion':5 'dancehall':12 'dub':2 'heavyweight':4 'jab':6 'loc':7 'or':10 'reggae':9 'roots':13 'scientist':3 'ska':11 'style':8
                                    'search_combo'  '00reggae':6 'and':19 'champion':5C,10 'dancehall':17 'dub':4C,7 'heavyweight':3C,9 'jab':1A,11 'loc':12 'or':15 'reggae':14 'roots':18 'scientist':2B,8 'ska':16 'style':13
                                    'tag_tracknum'  7
                                      'num_images'  0
                                             'key'  7B
                                           '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-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['reggae', 'jamaica', 'dub', 'dub reggae', 'vule', 'psychedelic']
                                        'tag_date'  1980
                                     'discogstags'  ['dub']

============================== file details ==============================
                                           'mtime'  1620522663.206665  (2021-05-09 03:11:03)
                             'size'  5212423