======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '152'
                                          'artist'  'Canned Heat'
                                     'text_people'  ''
                                         'release'  'Future Blues'
                                           'title'  'Shake It and Break It'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-4', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['blues rock', 'blues', 'rock', '60s', 'classic rock']"
                                     'discogstags'  "['rock', 'blues rock', 'psychedelic rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  ''
                                            'date'  '1970'
                                        'comments'  ''
                                           'genre'  'rock-cppex-classic;rock-pop-early-blues;rock-cppex'
                                             'bpm'  '103.4'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'COMM::\x00\x00\x00'                                'http://8daysinapril.blogspot.com/'
'COMM::dut'                                         'http://8daysinapril.blogspot'
'PRIV:AverageLevel:ÅE\x00\x00'                      PRIV(owner='AverageLevel', data=b'\xc5E\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')
'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)                     'Future Blues'
'TBPM' (BPM (beats per minute))                     '103.4'
'TCON' (Content type, a.k.a. Genre)                 ['rock-cppex-classic', 'rock-pop-early-blues', 'rock-cppex']
'TDRC' (Recording time)                             '1970'
'TIT2' (Title/songname/content description)         'Shake It and Break It'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Canned Heat'
'TRCK' (Track number/Position in set)               '2'
'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:discogstags'                                  ['rock', 'blues rock', 'psychedelic rock']
'TXXX:lastfmtags'                                   ['blues rock', 'blues', 'rock', '60s', 'classic rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.34 dB'
'TXXX:replaygain_track_peak'                        '0.401704'

========================== row from database ==========================
                                              'id'  1415658
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/Canned Heat/Future Blues/02 - Shake It And Break It.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  152
                                           'genre'  rock-cppex-classic;rock-pop-early-blues;rock-cppex
                                        'filesize'  3658882
                                           'mtime'  1636038689
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy 02 And rock cppex classic;rock pop early blues;rock cppex
                                      'tag_artist'  Canned Heat
                                     'tag_release'  Future Blues
                                       'tag_title'  Shake It and Break It
                                             'bpm'  103.4
                                    'search_title'  'and':3 'break':4 'it':2 'shake':1
                                   'search_artist'  'canned':1 'heat':2
                                  'search_release'  'blues':2 'future':1
                                     'search_rest'  'and':2 'blues':11,13 'classic':5,7 'classicprogpsy':1 'cppex':4 'early':10 'pop':9 'rock':3,6,8,12,14
                                    'search_combo'  'and':3A,10 'blues':8C,19,21 'break':4A 'canned':5B 'classic':13,15 'classicprogpsy':9 'cppex':12 'early':18 'future':7C 'heat':6B 'it':2A 'pop':17 'rock':11,14,16,20,22 'shake':1A
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', '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-4', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['blues rock', 'blues', 'rock', '60s', 'classic rock']
                                        'tag_date'  1970
                                     'discogstags'  ['rock', 'blues rock', 'psychedelic rock']

============================== file details ==============================
                                           'mtime'  1636038689.416384  (2021-11-04 16:11:29)
                             'size'  3658882