======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '481'
                                          'artist'  'LCD Soundsystem'
                                     'text_people'  ''
                                         'release'  'LCD Soundsystem'
                                           'title'  'On Repeat'
                                           '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-3', "
 "'q-chart-4', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['indie', 'dance', 'alternative', 'electronica', 'electronic']"
                                     'discogstags'  "['electronic', 'leftfield', 'electro', 'disco']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '06'
                                      'tracktotal'  ''
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '134.1'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:iTunNORM:eng'                                 (' 00000FE8 00000B83 0000AA76 0000753A 00062E8D 0005AFD0 00008DB3 00008D7F '
 '00030E3E 000719C1')
'TALB' (Album/Movie/Show title)                     'LCD Soundsystem'
'TBPM' (BPM (beats per minute))                     '134.1'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDRC' (Recording time)                             '2005'
'TENC' (Encoded by)                                 'iTunes v4.5.0.31'
'TIT2' (Title/songname/content description)         'On Repeat'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'LCD Soundsystem'
'TRCK' (Track number/Position in set)               '06'
'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:discogstags'                                  ['electronic', 'leftfield', 'electro', 'disco']
'TXXX:lastfmtags'                                   ['indie', 'dance', 'alternative', 'electronica', 'electronic']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.61 dB'
'TXXX:replaygain_track_peak'                        '0.502907'

========================== row from database ==========================
                                              'id'  1330336
                                            'path'  /data/Music/Bulk/00poprockelectronic/LCD soundsystem/LCD Soundsystem_/06 - Lcd Soundsystem - On Repeat.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  481
                                           'genre'  electronic-unsorted
                                        'filesize'  11590458
                                           'mtime'  1621696324
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic soundsystem Soundsystem_ 06 Lcd electronic unsorted
                                      'tag_artist'  LCD Soundsystem
                                     'tag_release'  LCD Soundsystem
                                       'tag_title'  On Repeat
                                             'bpm'  134.1
                                    'search_title'  'on':1 'repeat':2
                                   'search_artist'  'lcd':1 'soundsystem':2
                                  'search_release'  'lcd':1 'soundsystem':2
                                     'search_rest'  '00poprockelectronic':1 'electronic':5 'lcd':4 'soundsystem':2,3 'unsorted':6
                                    'search_combo'  '00poprockelectronic':7 'electronic':11 'lcd':3B,5C,10 'on':1A 'repeat':2A 'soundsystem':4B,6C,8,9 'unsorted':12
                                    'tag_tracknum'  6
                                      'num_images'  1
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-4', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'dance', 'alternative', 'electronica', 'electronic']
                                        'tag_date'  2005
                                     'discogstags'  ['electronic', 'leftfield', 'electro', 'disco']

============================== file details ==============================
                                           'mtime'  1621696324.2486076  (2021-05-22 17:12:04)
                             'size'  11590458