======================== unified (from filesystem) ========================
                                         'bitrate'  '193.505'
                                        'duration'  '221'
                                          'artist'  'The Abyssinians'
                                     'text_people'  ''
                                         'release'  'Forward On to Zion'
                                           'title'  'I and I'
                                           '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-3', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['reggae', 'roots reggae', 'ska', 'dub', 'roots']"
                                     'discogstags'  "['reggae']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '8'
                                      'tracktotal'  '10'
                                            'date'  '1977'
                                        'comments'  ''
                                           'genre'  'loc-style-reggae or dub or ska or dancehall-dub-roots and reggae'
                                             'bpm'  '122.141'
                                             'key'  '8A'
                                        'acoustid'  'f8541eaa-fcd4-4205-9f33-732c2796516b'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Forward On to Zion'
'TBPM' (BPM (beats per minute))                     '122.141'
'TCON' (Content type, a.k.a. Genre)                 'loc-style-reggae or dub or ska or dancehall-dub-roots and reggae'
'TDOR' (Original release time)                      '1977'
'TDRC' (Recording time)                             '1977'
'TIT2' (Title/songname/content description)         'I and I'
'TKEY' (Initial key)                                '8A'
'TMED' (Media type)                                 '12" Vinyl'
'TPE1' (Lead performer(s)/Soloist(s))               'The Abyssinians'
'TPE2' (Band/orchestra/accompaniment)               'The Abyssinians'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Klik'
'TRCK' (Track number/Position in set)               '8/10'
'TSO2'                                              'Abyssinians, The'
'TSOP' (Performer sort order)                       'Abyssinians, The'
'TXXX:Acoustid Id'                                  'f8541eaa-fcd4-4205-9f33-732c2796516b'
'TXXX:Artists'                                      'The Abyssinians'
'TXXX:Mp3gain_minmax'                               '108,209'
'TXXX:Mp3gain_undo'                                 '+001,+001,N'
'TXXX:MusicBrainz Album Artist Id'                  '103ae173-2204-40b8-a6a8-f1623304deed'
'TXXX:MusicBrainz Album Id'                         '8d582172-8941-416d-a164-ed1333d537b0'
'TXXX:MusicBrainz Album Release Country'            'GB'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '103ae173-2204-40b8-a6a8-f1623304deed'
'TXXX:MusicBrainz Release Group Id'                 'f86d26e3-0397-39ea-a6fd-e6058e311c26'
'TXXX:MusicBrainz Release Track Id'                 '2228d0f7-4777-41b8-8154-60dc1957c6bf'
'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'                                  'reggae'
'TXXX:lastfmtags'                                   ['reggae', 'roots reggae', 'ska', 'dub', 'roots']
'TXXX:originalyear'                                 '1977'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'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'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.40 dB'
'TXXX:replaygain_track_peak'                        '0.690625'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'21f10310-66d6-4d63-80c3-145fb8c8cd9f')

========================== row from database ==========================
                                              'id'  1364928
                                            'path'  /data/Music/Bulk/00localcharacter/00reggae-dub/The Abyssinians/Forward on To Zion - 1976 - Blue Moon Prod/The Abyssinians - 08 - I and I (L.Manning).mp3
                                         'working'  None
                                         'bitrate'  193
                                    'duration_sec'  221
                                           'genre'  loc-style-reggae or dub or ska or dancehall-dub-roots and reggae
                                        'filesize'  5429645
                                           'mtime'  1620522418
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00reggae dub To 1976 Blue Moon Prod 08 (L.Manning) loc style reggae dub ska dancehall dub roots reggae
                                      'tag_artist'  The Abyssinians
                                     'tag_release'  Forward On to Zion
                                       'tag_title'  I and I
                                             'bpm'  122.141
                                    'search_title'  'and':2 'i':1
                                   'search_artist'  'abyssinians':2 'the':1
                                  'search_release'  'forward':1 'on':2 'to':3 'zion':4
                                     'search_rest'  '00reggae':1 '1976':4 'blue':5 'dancehall':15 'dub':2 'l':8 'lmanning':10 'loc':11 'manning':9 'moon':6 'prod':7 'reggae':13 'roots':16 'ska':14 'style':12 'to':3
                                    'search_combo'  '00reggae':9 '1976':12 'abyssinians':4B 'and':2A 'blue':13 'dancehall':23 'dub':10 'forward':5C 'i':1A 'l':16 'lmanning':18 'loc':19 'manning':17 'moon':14 'on':6C 'prod':15 'reggae':21 'roots':24 'ska':22 'style':20 'the':3B 'to':7C,11 'zion':8C
                                    'tag_tracknum'  8
                                      'num_images'  1
                                             'key'  8A
                                           '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-3', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['reggae', 'roots reggae', 'ska', 'dub', 'roots']
                                        'tag_date'  1977
                                     'discogstags'  ['reggae']

============================== file details ==============================
                                           'mtime'  1620522417.7842271  (2021-05-09 03:06:57)
                             'size'  5429645