======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '101'
                                          'artist'  'Man or Astro-Man?'
                                     'text_people'  ''
                                         'release'  'Destroy All Astro-Men!!'
                                           'title'  "The Heavies (Let's Surf the River of Blood)"
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-4', 'q-busy-2', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-3', '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'  '9'
                                      'tracktotal'  '22'
                                            'date'  '1994'
                                        'comments'  ''
                                           'genre'  'rock-pop-surf'
                                             'bpm'  '92'
                                             'key'  '11B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'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')
'PRIV:WM/MediaClassSecondaryID:\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'  PRIV(owner='WM/MediaClassSecondaryID', data=b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')
'TALB' (Album/Movie/Show title)                     'Destroy All Astro-Men!!'
'TBPM' (BPM (beats per minute))                     '92'
'TCON' (Content type, a.k.a. Genre)                 'rock-pop-surf'
'TDOR' (Original release time)                      '1994'
'TDRC' (Recording time)                             '1994'
'TIT2' (Title/songname/content description)         "The Heavies (Let's Surf the River of Blood)"
'TKEY' (Initial key)                                '11B'
'TLEN' (Length)                                     '0'
'TMED' (Media type)                                 'Vinyl'
'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)               '9/22'
'TSO2'                                              'Man or Astro-Man?'
'TSOP' (Performer sort order)                       'Man or Astro-Man?'
'TXXX:Artists'                                      'Man or Astro-Man?'
'TXXX:CATALOGNUMBER'                                'ES 1215'
'TXXX:MusicBrainz Album Artist Id'                  '28c5d97f-4321-4ef4-8ac2-d9d93b0eb16c'
'TXXX:MusicBrainz Album Id'                         '4bec5a2a-9eb4-4a3c-881e-3b79a155ffb6'
'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'                 '503aea1d-8465-4b6f-9014-708ebe624def'
'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'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'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'                        '-0.16 dB'
'TXXX:replaygain_track_peak'                        '0.378121'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'679514c4-ba13-43ae-b6a6-e877f5740a0d')

========================== row from database ==========================
                                              'id'  1498480
                                            'path'  /data/Music/Bulk/00popandrock-punk-garage-surf-stoner/Man or astro man/(1994) Destroy All Astromen! + Bonus Vinyl Trax/09 Heavies (Let_s Surf The River Of Blood).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  101
                                           'genre'  rock-pop-surf
                                        'filesize'  2456130
                                           'mtime'  1620737001
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock punk garage surf stoner astro man (1994) Astromen! + Bonus Vinyl Trax 09 (Let_s Of rock pop surf
                                      'tag_artist'  Man or Astro-Man?
                                     'tag_release'  Destroy All Astro-Men!!
                                       'tag_title'  The Heavies (Let's Surf the River of Blood)
                                             'bpm'  92.0
                                    'search_title'  'blood':9,10 'heavies':2 'let':3 'lets':5 'of':8 'river':7 's':4 'surf':6 'the':1
                                   'search_artist'  'astro':3 'astroman':5 'man':1,4 'or':2
                                  'search_release'  'all':2 'astro':3 'astromen':5 'destroy':1 'men':4
                                     'search_rest'  '1994':7,8 'astro':5 'astromen':9 'bonus':10 'garage':2 'let':13,15 'man':6 'of':17 'pop':19 'punk':1 'rock':18 's':14,16 'stoner':4 'surf':3 'trax':12 'vinyl':11
                                    'search_combo'  '1994':27,28 'all':17C 'astro':13B,18C,25 'astroman':15B 'astromen':20C,29 'blood':9A,10A 'bonus':30 'destroy':16C 'garage':22 'heavies':2A 'let':3A,33,35 'lets':5A 'man':11B,14B,26 'men':19C 'of':8A,37 'or':12B 'pop':39 'punk':21 'river':7A 'rock':38 's':4A,34,36 'stoner':24 'surf':6A,23 'the':1A 'trax':32 'vinyl':31
                                    'tag_tracknum'  9
                                      'num_images'  1
                                             'key'  11B
                                           '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-3', 'q-syn-2', 'q-chart-3', 'q-other-4', 'Q-HAP-3', 'q-bass-4', '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'  1620737000.5374682  (2021-05-11 14:43:20)
                             'size'  2456130