======================== unified (from filesystem) ========================
                                         'bitrate'  '192.002'
                                        'duration'  '406'
                                          'artist'  'Mimezine'
                                     'text_people'  ''
                                         'release'  'Feed the monkey'
                                           'title'  'Electric Frontier'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-1', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['electronica  dance', 'electronic', 'pop', 'dutch']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '10'
                                      'tracktotal'  '11'
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '120.0'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Feed the monkey'
'TBPM' (BPM (beats per minute))                     '120.0'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDOR' (Original release time)                      '2004'
'TDRC' (Recording time)                             '2004'
'TIT2' (Title/songname/content description)         'Electric Frontier'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Mimezine'
'TPE2' (Band/orchestra/accompaniment)               'Mimezine'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '10/11'
'TSO2'                                              'Mimezine'
'TSOP' (Performer sort order)                       'Mimezine'
'TSSE' (Software/Hardware and settings used for encoding)  'LAME v3.97 (beta)'
'TXXX:Artists'                                      'Mimezine'
'TXXX:MusicBrainz Album Artist Id'                  '1c04cec0-ffb7-486f-8750-e1073c5ac469'
'TXXX:MusicBrainz Album Id'                         '223f4745-3ffd-4a9e-8af3-9f652eef37d6'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '1c04cec0-ffb7-486f-8750-e1073c5ac469'
'TXXX:MusicBrainz Release Group Id'                 'fb409c64-dc4f-3c46-a70b-c5f9be18301a'
'TXXX:MusicBrainz Release Track Id'                 'a51e5252-2fd9-3878-9afe-087e936d42e8'
'TXXX:Q-HAP'                                        '3'
'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  dance', 'electronic', 'pop', 'dutch']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.37 dB'
'TXXX:replaygain_track_peak'                        '0.411377'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'f529eb76-6b85-4f4e-8cda-9c5319427284')

========================== row from database ==========================
                                              'id'  1315579
                                            'path'  /data/Music/Bulk/00poprockelectronic/Mimezine/Feed the monkey/Mimezine - Feed the monkey - 10.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  406
                                           'genre'  electronic-unsorted
                                        'filesize'  9754295
                                           'mtime'  1621696450
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 10 electronic unsorted
                                      'tag_artist'  Mimezine
                                     'tag_release'  Feed the monkey
                                       'tag_title'  Electric Frontier
                                             'bpm'  120.0
                                    'search_title'  'electric':1 'frontier':2
                                   'search_artist'  'mimezine':1
                                  'search_release'  'feed':1 'monkey':3 'the':2
                                     'search_rest'  '00poprockelectronic':1 'electronic':2 'unsorted':3
                                    'search_combo'  '00poprockelectronic':7 'electric':1A 'electronic':8 'feed':4C 'frontier':2A 'mimezine':3B 'monkey':6C 'the':5C 'unsorted':9
                                    'tag_tracknum'  10
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-1', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['electronica  dance', 'electronic', 'pop', 'dutch']
                                        'tag_date'  2004
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1621696450.2667406  (2021-05-22 17:14:10)
                             'size'  9754295