======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '173'
                                          'artist'  'Los Bonny Boy\x19s Hot\x19s'
                                     'text_people'  ''
                                         'release'  'Psychodelicias Vol. 7'
                                           'title'  'Vmrgenes Del Sol'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-2', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-3', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '13'
                                      'tracktotal'  ''
                                            'date'  '1965'
                                        'comments'  ''
                                           'genre'  'rock-cppex-psychedelic'
                                             'bpm'  '85.130'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         '[SAM]'
'COMM:ID3v1 Comment:XXX'                            '[SAM]'
'PRIV:AverageLevel:\x94\t\x00\x00'                  PRIV(owner='AverageLevel', data=b'\x94\t\x00\x00')
'PRIV:PeakValue:\x9dK\x00\x00'                      PRIV(owner='PeakValue', data=b'\x9dK\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')
'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)                     'Psychodelicias Vol. 7'
'TBPM' (BPM (beats per minute))                     '85.130'
'TCON' (Content type, a.k.a. Genre)                 'rock-cppex-psychedelic'
'TDRC' (Recording time)                             '1965'
'TIT2' (Title/songname/content description)         'Vmrgenes Del Sol'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Los Bonny Boy\x19s Hot\x19s'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '13'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'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'                        '+1.52 dB'
'TXXX:replaygain_track_peak'                        '0.590761'

========================== row from database ==========================
                                              'id'  1512960
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/Psychodelicias vol.07 (spanish 60s)/13 - los bonny boy_s hot_s - vírgenes del sol.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  173
                                           'genre'  rock-cppex-psychedelic
                                        'filesize'  6954880
                                           'mtime'  1620736885
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy vol.07 (spanish 60s) 13 los bonny boy_s hot_s vírgenes sol rock cppex psychedelic
                                      'tag_artist'  Los Bonny Boys Hots
                                     'tag_release'  Psychodelicias Vol. 7
                                       'tag_title'  Vmrgenes Del Sol
                                             'bpm'  85.13
                                    'search_title'  'del':2 'sol':3 'vmrgenes':1
                                   'search_artist'  'bonny':2 'boy':3 'hot':5 'los':1 's':4,6
                                  'search_release'  '7':4 'psychodelicias':1 'vol':2,3
                                     'search_rest'  '07':3 '60s':7,8 'bonny':10 'boy':11 'classicprogpsy':1 'cppex':19 'hot':13 'los':9 'psychedelic':20 'rock':18 's':12,14 'sol':17 'spanish':5,6 'virgenes':15,16 'vol':2 'vol07':4
                                    'search_combo'  '07':16 '60s':20,21 '7':13C 'bonny':5B,23 'boy':6B,24 'classicprogpsy':14 'cppex':32 'del':2A 'hot':8B,26 'los':4B,22 'psychedelic':33 'psychodelicias':10C 'rock':31 's':7B,9B,25,27 'sol':3A,30 'spanish':18,19 'virgenes':28,29 'vmrgenes':1A 'vol':11C,12C,15 'vol07':17
                                    'tag_tracknum'  13
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-1', 'q-other-4', 'Q-HAP-3', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1965
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620736884.5537412  (2021-05-11 14:41:24)
                             'size'  6954880