======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '236'
                                          'artist'  'jun mayuzumi'
                                     'text_people'  ''
                                         'release'  'Tape No109 - Real Girls In The Garage Land (Part XXIX)'
                                           'title'  'black room'
                                           'quals'  ("['Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-HAP-2', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['60s', 'japanese pop', 'female vocalists', 'japanese', 'pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '20'
                                      'tracktotal'  ''
                                            'date'  '1968'
                                        'comments'  ''
                                           'genre'  'rock-gr-garage'
                                             'bpm'  '134.8'
                                             'key'  '7B'
                                        'acoustid'  ''
rest: ''

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

'COMM::spa'                                         'http://garagetapes.blogspot.com/'
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'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)                     'Tape No109 - Real Girls In The Garage Land (Part XXIX)'
'TBPM' (BPM (beats per minute))                     '134.8'
'TCON' (Content type, a.k.a. Genre)                 'rock-gr-garage'
'TDRC' (Recording time)                             '1968'
'TIT2' (Title/songname/content description)         'black room'
'TKEY' (Initial key)                                '7B'
'TPE1' (Lead performer(s)/Soloist(s))               'jun mayuzumi'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '20'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['60s', 'japanese pop', 'female vocalists', 'japanese', 'pop']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+5.22 dB'
'TXXX:replaygain_track_peak'                        '0.223408'

========================== row from database ==========================
                                              'id'  1421656
                                            'path'  /data/Music/Bulk/00popandrock-punk-garage-surf-stoner/nqb - vol. 29/20 - jun mayuzumi - black room (1968 jp).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  236
                                           'genre'  rock-gr-garage
                                        'filesize'  5687100
                                           'mtime'  1620388620
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock punk garage surf stoner nqb vol. 29 20 (1968 jp) rock gr garage
                                      'tag_artist'  jun mayuzumi
                                     'tag_release'  Tape No109 - Real Girls In The Garage Land (Part XXIX)
                                       'tag_title'  black room
                                             'bpm'  134.8
                                    'search_title'  'black':1 'room':2
                                   'search_artist'  'jun':1 'mayuzumi':2
                                  'search_release'  'garage':7 'girls':4 'in':5 'land':8 'no109':2 'part':9,10 'real':3 'tape':1 'the':6 'xxix':11,12
                                     'search_rest'  '1968':10,11 '20':9 '29':8 'garage':2 'gr':15 'jp':12,13 'nqb':5 'punk':1 'rock':14 'stoner':4 'surf':3 'vol':6,7
                                    'search_combo'  '1968':26,27 '20':25 '29':24 'black':1A 'garage':11C,18 'girls':8C 'gr':31 'in':9C 'jp':28,29 'jun':3B 'land':12C 'mayuzumi':4B 'no109':6C 'nqb':21 'part':13C,14C 'punk':17 'real':7C 'rock':30 'room':2A 'stoner':20 'surf':19 'tape':5C 'the':10C 'vol':22,23 'xxix':15C,16C
                                    'tag_tracknum'  20
                                      'num_images'  0
                                             'key'  7B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['60s', 'japanese pop', 'female vocalists', 'japanese', 'pop']
                                        'tag_date'  1968
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620388620.3732812  (2021-05-07 13:57:00)
                             'size'  5687100