======================== unified (from filesystem) ========================
                                         'bitrate'  '210.179'
                                        'duration'  '137'
                                          'artist'  'Yximalloo'
                                     'text_people'  'Yximalloo'
                                         'release'  'Unpop'
                                           'title'  'Peter Is Back\xa0\xa0\xa0'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['japanese avant garde', 'prda', 'avant garde', 'japanese', 'experimental']"
                                     'discogstags'  "['electronic', 'experimental', 'avantgarde', 'minimal']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  '24'
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  'electronic-experimental;set-pl-shirleyspinoza;set-pl-mor'
                                             'bpm'  '90.3'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM::eng'                                         'Encoded with LAME v3.97 (-V 0 --vbr-new)'
'TALB' (Album/Movie/Show title)                     'Unpop'
'TBPM' (BPM (beats per minute))                     '90.3'
'TCOM' (Composer)                                   'Yximalloo'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-experimental', 'set-pl-shirleyspinoza', 'set-pl-mor']
'TDRC' (Recording time)                             '2008'
'TIT2' (Title/songname/content description)         'Peter Is Back\xa0\xa0\xa0'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Yximalloo'
'TRCK' (Track number/Position in set)               '1/24'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  ['electronic', 'experimental', 'avantgarde', 'minimal']
'TXXX:lastfmtags'                                   ['japanese avant garde', 'prda', 'avant garde', 'japanese', 'experimental']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+3.00 dB'
'TXXX:replaygain_track_peak'                        '0.867817'

========================== row from database ==========================
                                              'id'  1388334
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Yximalloo - unpop/01 Peter Is Back   .mp3
                                         'working'  None
                                         'bitrate'  210
                                    'duration_sec'  137
                                           'genre'  electronic-experimental;set-pl-shirleyspinoza;set-pl-mor
                                        'filesize'  3628255
                                           'mtime'  1622760454
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm unpop 01 electronic experimental;set pl shirleyspinoza;set pl mor
                                      'tag_artist'  Yximalloo
                                     'tag_release'  Unpop
                                       'tag_title'  Peter Is Back   
                                             'bpm'  90.3
                                    'search_title'  'back':3 'is':2 'peter':1
                                   'search_artist'  'yximalloo':1
                                  'search_release'  'unpop':1
                                     'search_rest'  'electronic':2 'experimental':3,5 'mor':12 'pl':7 'set':4,6,9,11 'shirleyspinoza':8,10 'unpop':1
                                    'search_combo'  'back':3A 'electronic':7 'experimental':8,10 'is':2A 'mor':17 'peter':1A 'pl':12 'set':9,11,14,16 'shirleyspinoza':13,15 'unpop':5C,6 'yximalloo':4B
                                    'tag_tracknum'  1
                                      'num_images'  1
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', '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-3', 'q-syn-3', 'q-chart-1', 'q-other-3', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['japanese avant garde', 'prda', 'avant garde', 'japanese', 'experimental']
                                        'tag_date'  2008
                                     'discogstags'  ['electronic', 'experimental', 'avantgarde', 'minimal']

============================== file details ==============================
                                           'mtime'  1622760454.049513  (2021-06-04 00:47:34)
                             'size'  3628255