======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '369'
                                          'artist'  'Man or Astro-Man?'
                                     'text_people'  ''
                                         'release'  'Destroy All Astromen!'
                                           'title'  'Time Bomb'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-2', 'q-busy-2', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-2', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['surf', 'indie', 'majors beloved fm', 'surf rock', 'instrumental', 'rock']"
                                     'discogstags'  "['surf', 'lo-fi', 'indie rock', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '21'
                                      'tracktotal'  '21'
                                            'date'  '1994'
                                        'comments'  ''
                                           'genre'  'rock-pop-surf'
                                             'bpm'  '141.6'
                                             'key'  '4A'
                                        'acoustid'  '23b803b9-fa64-4b64-8ae2-eda2006050fc'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'PRIV:AverageLevel:{\x17\x00\x00'                   PRIV(owner='AverageLevel', data=b'{\x17\x00\x00')
'PRIV:PeakValue:¡\x7f\x00\x00'                      PRIV(owner='PeakValue', data=b'\xa1\x7f\x00\x00')
'TALB' (Album/Movie/Show title)                     'Destroy All Astromen!'
'TBPM' (BPM (beats per minute))                     '141.6'
'TCON' (Content type, a.k.a. Genre)                 'rock-pop-surf'
'TDOR' (Original release time)                      '1994'
'TDRC' (Recording time)                             '1994'
'TIT2' (Title/songname/content description)         'Time Bomb'
'TKEY' (Initial key)                                '4A'
'TLEN' (Length)                                     '0'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Man or Astro-Man?'
'TPE2' (Band/orchestra/accompaniment)               'Man or Astro-Man?'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Estrus Records'
'TRCK' (Track number/Position in set)               '21/21'
'TSO2'                                              'Man or Astro-Man?'
'TSOP' (Performer sort order)                       'Man or Astro-Man?'
'TXXX:ASIN'                                         'B000002REG'
'TXXX:Acoustid Id'                                  '23b803b9-fa64-4b64-8ae2-eda2006050fc'
'TXXX:Artists'                                      'Man or Astro-Man?'
'TXXX:BARCODE'                                      '745058121528'
'TXXX:CATALOGNUMBER'                                'ESD 1215'
'TXXX:MusicBrainz Album Artist Id'                  '28c5d97f-4321-4ef4-8ac2-d9d93b0eb16c'
'TXXX:MusicBrainz Album Id'                         '1933de01-235c-4252-8acc-20bafbee6f23'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '28c5d97f-4321-4ef4-8ac2-d9d93b0eb16c'
'TXXX:MusicBrainz Release Group Id'                 'bd2f8521-1cff-3067-bf5d-0725c8aa371c'
'TXXX:MusicBrainz Release Track Id'                 '149e8f04-dee7-368b-abad-5f17a66b2812'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['surf', 'lo-fi', 'indie rock', 'rock']
'TXXX:lastfmtags'                                   ['surf', 'indie', 'majors beloved fm', 'surf rock', 'instrumental', 'rock']
'TXXX:originalyear'                                 '1994'
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-2.42 dB'
'TXXX:replaygain_track_peak'                        '0.536453'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'01726f5e-b469-4807-8c6a-381f86b13a98')

========================== row from database ==========================
                                              'id'  1417563
                                            'path'  /data/Music/Bulk/00popandrock-punk-garage-surf-stoner/Man or astro man/Destroy All Astromen!!/man or astroman - 1994 - destroy all astromen!! - 21 - time bomb.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  369
                                           'genre'  rock-pop-surf
                                        'filesize'  8989929
                                           'mtime'  1620737054
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock punk garage surf stoner astro man Astromen!! man astroman 1994 destroy all astromen!! 21 time bomb rock pop surf
                                      'tag_artist'  Man or Astro-Man?
                                     'tag_release'  Destroy All Astromen!
                                       'tag_title'  Time Bomb
                                             'bpm'  141.6
                                    'search_title'  'bomb':2 'time':1
                                   'search_artist'  'astro':3 'astroman':5 'man':1,4 'or':2
                                  'search_release'  'all':2 'astromen':3 'destroy':1
                                     'search_rest'  '1994':9 '21':12 'all':11 'astro':5 'astroman':8 'astromen':7 'bomb':14 'destroy':10 'garage':2 'man':6 'pop':16 'punk':1 'rock':15 'stoner':4 'surf':3 'time':13
                                    'search_combo'  '1994':19 '21':22 'all':9C,21 'astro':5B,15 'astroman':7B,18 'astromen':10C,17 'bomb':2A,24 'destroy':8C,20 'garage':12 'man':3B,6B,16 'or':4B 'pop':26 'punk':11 'rock':25 'stoner':14 'surf':13 'time':1A,23
                                    'tag_tracknum'  21
                                      'num_images'  1
                                             'key'  4A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-2', 'q-syn-2', 'q-chart-3', 'q-other-4', 'Q-HAP-3', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['surf', 'indie', 'majors beloved fm', 'surf rock', 'instrumental', 'rock']
                                        'tag_date'  1994
                                     'discogstags'  ['surf', 'lo-fi', 'indie rock', 'rock']

============================== file details ==============================
                                           'mtime'  1620737053.8154476  (2021-05-11 14:44:13)
                             'size'  8989929