======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '223'
                                          'artist'  'Yximalloo'
                                     'text_people'  ''
                                         'release'  'The Worst of 1981'
                                           'title'  'RZ15V'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
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                                      'lastfmtags'  "['japanese avant garde', 'prda', 'avant garde', 'japanese', 'experimental']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '8'
                                      'tracktotal'  '12'
                                            'date'  '1994'
                                        'comments'  ''
                                           'genre'  'electronic-experimental'
                                             'bpm'  '138.2'
                                             'key'  '1A'
                                        'acoustid'  '4455330b-e792-4187-93d1-f9bce9e6d563'
rest: ''

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

'TALB' (Album/Movie/Show title)                     'The Worst of 1981'
'TBPM' (BPM (beats per minute))                     '138.2'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental'
'TDOR' (Original release time)                      '1994'
'TDRC' (Recording time)                             '1994'
'TENC' (Encoded by)                                 'iTunes v7.0.2'
'TIT2' (Title/songname/content description)         'RZ15V'
'TKEY' (Initial key)                                '1A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Yximalloo'
'TPE2' (Band/orchestra/accompaniment)               'Yximalloo'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Sakura Wrechords'
'TRCK' (Track number/Position in set)               '8/12'
'TSO2'                                              'Yximalloo'
'TSOP' (Performer sort order)                       'Yximalloo'
'TXXX:Acoustid Id'                                  '4455330b-e792-4187-93d1-f9bce9e6d563'
'TXXX:Artists'                                      'Yximalloo'
'TXXX:CATALOGNUMBER'                                'C-03'
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'TXXX:MusicBrainz Album Id'                         'b8c9e051-1967-461b-a1d8-565dc84e4574'
'TXXX:MusicBrainz Album Release Country'            'JP'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'e8dfd963-cac2-48ec-af8f-d2ea80134185'
'TXXX:MusicBrainz Release Group Id'                 '770dc1f8-7770-3cee-a881-9f3966fc3d49'
'TXXX:MusicBrainz Release Track Id'                 'd9decc4f-df4c-381d-a363-dafb1a02ed8a'
'TXXX:PZTagEditor Info'                             'This tag done with PZ TagEditor at 14.03.2008 21:19:03. Version 5.0.603.21'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['japanese avant garde', 'prda', 'avant garde', 'japanese', 'experimental']
'TXXX:originalyear'                                 '1994'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-2.10 dB'
'TXXX:replaygain_track_peak'                        '0.320006'
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========================== row from database ==========================
                                              'id'  936020
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Yximalloo/yximalloo - 1981 - the worst of 1981/08 - rz15v.mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  223
                                           'genre'  electronic-experimental
                                        'filesize'  7171803
                                           'mtime'  1622659804
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm yximalloo the worst 08 rz15v electronic experimental
                                      'tag_artist'  Yximalloo
                                     'tag_release'  The Worst of 1981
                                       'tag_title'  RZ15V
                                             'bpm'  138.2
                                    'search_title'  'rz15v':1
                                   'search_artist'  'yximalloo':1
                                  'search_release'  '1981':4 'of':3 'the':1 'worst':2
                                     'search_rest'  'electronic':5 'experimental':6 'rz15v':4 'the':2 'worst':3 'yximalloo':1
                                    'search_combo'  '1981':6C 'electronic':11 'experimental':12 'of':5C 'rz15v':1A,10 'the':3C,8 'worst':4C,9 'yximalloo':2B,7
                                    'tag_tracknum'  8
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-3', 'q-chart-1', 'q-other-4', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['japanese avant garde', 'prda', 'avant garde', 'japanese', 'experimental']
                                        'tag_date'  1994
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1622659804.1185932  (2021-06-02 20:50:04)
                             'size'  7171803