======================== unified (from filesystem) ========================
                                         'bitrate'  '255.7'
                                        'duration'  '252'
                                          'artist'  'Penguin Cafe Orchestra'
                                     'text_people'  ''
                                         'release'  'Broadcasting from Home'
                                           'title'  'Heartwind'
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-JZFKS-3', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-4', 'q-busy-3', 'q-grit-1', 'q-play-2', "
 "'q-chart-2', 'q-drums-2', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['instrumental', 'contemporary classical', 'new age', 'classical', 'ambient']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '10'
                                      'tracktotal'  ''
                                            'date'  '1984'
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz-soft-salon or easy'
                                             'bpm'  '88.322'
                                             'key'  '7B'
                                        'acoustid'  ''
rest: ''

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

'POPM:Windows Media Player 9 Series'                POPM(email='Windows Media Player 9 Series', rating=128, count=0)
'TALB' (Album/Movie/Show title)                     'Broadcasting from Home'
'TBPM' (BPM (beats per minute))                     '88.322'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-jazz-soft-salon or easy'
'TDRC' (Recording time)                             '1984'
'TIT2' (Title/songname/content description)         'Heartwind'
'TKEY' (Initial key)                                '7B'
'TPE1' (Lead performer(s)/Soloist(s))               'Penguin Cafe Orchestra'
'TRCK' (Track number/Position in set)               '10'
'TXXX:FMPS_Rating'                                  '0.6'
'TXXX:MusicMagic Data'                              'AgEBsBuoh1uj3qHDgZLe8D5ESLmCwYACCoCZtjK3gPfLxcHVgAEYNqvalUnuQIABhAGAAbYpSR7nULHQgAGiHBGt9DCAAaG3gAKAAZWSr3acxIGq7VEntb0JhYOADP/hmXEqq4KCyqSr5IAB+giuQpPH0mSARYSdgAGunvndw+q+vIABwXcFw+dNjTSeq4XtgAE='
'TXXX:MusicMagic Fingerprint'                       'ASfEQXsnSS3rEh0ijCaqF0wYVBECEjgJmwceGQINvgxCArsONgrOBeES2AkgB/YIXgQqBCICZwGLAWkBGgDQAHgAmwBjAG4AbwBeAFAAXgBgv9vX3fTx26oM+R1HPNsbNxivBcUWyRInA+ElmAh9EgEBvP2GAHYJfgohCXID1wfgBcACegLTAqcBYADxAVcAmwC0AD4AXwBjADEAOwAhACQOKfL72ngHJA7x6lbuj/LearEGb+sR9usEVAgNDpj5igA8HY8DYfK8/bv7GQId/yr/kQDaAMX+1gCQ/+b/WACS/+EAGv//ACgAJQANADkAedn4C/ctJvj4+kYqccgtA50p/embJkX8yu1S1tTmZxGOAeMBgeNZAoEG1QdF/bgGVgJvAD0CygEtABgAMQAtABgAIQAFACwAPv/7ACgAFABHEISveBZ+QYECLR89F60TtP9WAYfjLP7oAbfY5u+DAT//2AsN+d35Uf+f/Hr9uvsL/pf+N//Y/gEAFwAu/yD/4v/H//T/2f/Q////3AAH//q5ISK73stKjvUT59wM2fqS93HfTwGj/wMRxQJi95EAQv6JFmnuYv+r9AH8Lvxl+F0BR/2a/nv/qf+b/wYAC//jAAj/3f/x/+D/zv/I/8P/2gPwLMTmpNdY7+gLDzF4G6YNEP7mz+AIG/rZwlbYYQEs/1kKIPQ7/GP/kfYi/Ar1wP1l+oX+3/29AFb+jv9jAAT/rf/8/9v/8//9//L/5wALPzMnGw=='
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['instrumental', 'contemporary classical', 'new age', 'classical', 'ambient']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.05 dB'
'TXXX:replaygain_track_peak'                        '0.957809'

========================== row from database ==========================
                                              'id'  673426
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/Penguin Cafe Orchestra/Penguin Cafe Orchestra-Heartwind.mp3
                                         'working'  None
                                         'bitrate'  255
                                    'duration_sec'  252
                                           'genre'  prerock-jb-jazz-soft-salon or easy
                                        'filesize'  8077810
                                           'mtime'  1620533622
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country prerock jb jazz soft salon or easy
                                      'tag_artist'  Penguin Cafe Orchestra
                                     'tag_release'  Broadcasting from Home
                                       'tag_title'  Heartwind
                                             'bpm'  88.322
                                    'search_title'  'heartwind':1
                                   'search_artist'  'cafe':2 'orchestra':3 'penguin':1
                                  'search_release'  'broadcasting':1 'from':2 'home':3
                                     'search_rest'  'country':4 'easy':10 'exotica':2 'jazz':1 'jb':6 'oldies':3 'or':9 'prerock':5 'salon':8 'soft':7
                                    'search_combo'  'broadcasting':5C 'cafe':3B 'country':11 'easy':17 'exotica':9 'from':6C 'heartwind':1A 'home':7C 'jazz':8 'jb':13 'oldies':10 'or':16 'orchestra':4B 'penguin':2B 'prerock':12 'salon':15 'soft':14
                                    'tag_tracknum'  10
                                      'num_images'  0
                                             'key'  7B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-3', 'q-busy-3', 'q-drums-2', 'q-syn-1', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-4', 'q-grit-1']
                                      'lastfmtags'  ['instrumental', 'contemporary classical', 'new age', 'classical', 'ambient']
                                        'tag_date'  1984
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620533622.087753  (2021-05-09 06:13:42)
                             'size'  8077810