======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '421'
                                          'artist'  'Softones'
                                     'text_people'  ''
                                         'release'  'Music for Maniacs'
                                           'title'  '1970s Disco--The Softones - Th'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-UNU-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-2', '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-1']")
                                      'lastfmtags'  "['soul', 'classic rock', '70s', 'funk', 'drjazzmrfunkmusic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2001'
                                        'comments'  ''
                                           'genre'  'electronic-experimental-oddness'
                                             'bpm'  '121.0'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'PRIV:AverageLevel:\x90\x16\x00\x00'                PRIV(owner='AverageLevel', data=b'\x90\x16\x00\x00')
'PRIV:PeakValue:ÿ\x7f\x00\x00'                      PRIV(owner='PeakValue', data=b'\xff\x7f\x00\x00')
'PRIV:WM/MediaClassPrimaryID:¼}`Ñ#ãâK\x86¡H¤*(D\x1e'  PRIV(owner='WM/MediaClassPrimaryID', data=b'\xbc}`\xd1#\xe3\xe2K\x86\xa1H\xa4*(D\x1e')
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'TALB' (Album/Movie/Show title)                     'Music for Maniacs'
'TBPM' (BPM (beats per minute))                     '121.0'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental-oddness'
'TDRC' (Recording time)                             '2001'
'TIT2' (Title/songname/content description)         '1970s Disco--The Softones - Th'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Softones'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'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:lastfmtags'                                   ['soul', 'classic rock', '70s', 'funk', 'drjazzmrfunkmusic']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.01 dB'
'TXXX:replaygain_track_peak'                        '0.527550'

========================== row from database ==========================
                                              'id'  649387
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/music for maniacs/Softones - 1970s Disco.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  421
                                           'genre'  electronic-experimental-oddness
                                        'filesize'  10127623
                                           'mtime'  1636916414
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm music maniacs electronic experimental oddness
                                      'tag_artist'  Softones
                                     'tag_release'  Music for Maniacs
                                       'tag_title'  1970s Disco--The Softones - Th
                                             'bpm'  121.0
                                    'search_title'  '1970s':1 'disco':2 'discothe':4 'softones':5 'th':6 'the':3
                                   'search_artist'  'softones':1
                                  'search_release'  'for':2 'maniacs':3 'music':1
                                     'search_rest'  'electronic':3 'experimental':4 'maniacs':2 'music':1 'oddness':5
                                    'search_combo'  '1970s':1A 'disco':2A 'discothe':4A 'electronic':13 'experimental':14 'for':9C 'maniacs':10C,12 'music':8C,11 'oddness':15 'softones':5A,7B 'th':6A 'the':3A
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-1', 'q-other-2', 'Q-HAP-2', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['soul', 'classic rock', '70s', 'funk', 'drjazzmrfunkmusic']
                                        'tag_date'  2001
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636916414.141436  (2021-11-14 20:00:14)
                             'size'  10127623