======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '291'
                                          'artist'  'Bleep'
                                     'text_people'  ''
                                         'release'  'The North Pole by Submarine'
                                           'title'  'The Snake'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  ("['electronica', 'ambient', 'idm', '77davez all tracks', 'electronic', "
 "'experimental']")
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  '10'
                                            'date'  '1989'
                                        'comments'  ''
                                           'genre'  'electronic-we-electropop or synthpop'
                                             'bpm'  '115.655'
                                             'key'  '8B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'The North Pole by Submarine'
'TBPM' (BPM (beats per minute))                     '115.655'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-electropop or synthpop'
'TDOR' (Original release time)                      '1989'
'TDRC' (Recording time)                             '1989'
'TIT2' (Title/songname/content description)         'The Snake'
'TKEY' (Initial key)                                '8B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Bleep'
'TPE2' (Band/orchestra/accompaniment)               'Bleep'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'SSR Records'
'TRCK' (Track number/Position in set)               '6/10'
'TSO2'                                              'Bleep'
'TSOP' (Performer sort order)                       'Bleep'
'TXXX:ASIN'                                         'B00000J77A'
'TXXX:CATALOGNUMBER'                                'SSR 100 CD'
'TXXX:MusicBrainz Album Artist Id'                  'cd2fe3f9-c4ea-4210-8513-097b9ecad581'
'TXXX:MusicBrainz Album Id'                         '7d9c5df5-b6ad-4347-92f8-375108152bf1'
'TXXX:MusicBrainz Album Release Country'            'BE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'cd2fe3f9-c4ea-4210-8513-097b9ecad581'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['electronica',
 'ambient',
 'idm',
 '77davez all tracks',
 'electronic',
 'experimental']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.28 dB'
'TXXX:replaygain_track_peak'                        '0.860685'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'b08c8bae-af44-455f-bda9-6b87e8b6e0f9')

========================== row from database ==========================
                                              'id'  167202
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Biosphere, Bleep/Bleep/biosphere (bleep) - the north pole by submarine/06. bleep (biosphere) - the snake.mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  291
                                           'genre'  electronic-we-electropop or synthpop
                                        'filesize'  9329235
                                           'mtime'  1642256355
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm Biosphere, biosphere (bleep) the north pole submarine 06. bleep (biosphere) the snake electronic we electropop synthpop
                                      'tag_artist'  Bleep
                                     'tag_release'  The North Pole by Submarine
                                       'tag_title'  The Snake
                                             'bpm'  115.655
                                    'search_title'  'snake':2 'the':1
                                   'search_artist'  'bleep':1
                                  'search_release'  'by':4 'north':2 'pole':3 'submarine':5 'the':1
                                     'search_rest'  '06':9,10 'biosphere':1,2,11 'bleep':3,4 'electronic':13 'electropop':15 'north':6 'pole':7 'snake':12 'submarine':8 'synthpop':16 'the':5 'we':14
                                    'search_combo'  '06':17,18 'biosphere':9,10,19 'bleep':3B,11,12 'by':7C 'electronic':21 'electropop':23 'north':5C,14 'pole':6C,15 'snake':2A,20 'submarine':8C,16 'synthpop':24 'the':1A,4C,13 'we':22
                                    'tag_tracknum'  6
                                      'num_images'  0
                                             'key'  8B
                                           'quals'  ['Q-HAP-2', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', 'q-chart-1', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-1', 'q-mixbeat-3']
                                      'lastfmtags'  ['electronica', 'ambient', 'idm', '77davez all tracks', 'electronic', 'experimental']
                                        'tag_date'  1989
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1642256355.1555939  (2022-01-15 15:19:15)
                             'size'  9329235