======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '220'
                                          'artist'  'The Jimmy Castor Bunch'
                                     'text_people'  'The Jimmy Castor Bunch'
                                         'release'  "It's Just Begun"
                                           'title'  'Troglodyte (Cave Man)'
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-UNU-1', 'Q-JZFKS-4', "
 "'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'  "['funky', 'jazz', 'soul', 'funk', '70s']"
                                     'discogstags'  "['funk / soul', 'funk', 'soul']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  ''
                                            'date'  '1972'
                                        'comments'  ''
                                           'genre'  'funk or soul-funk'
                                             'bpm'  '132.8'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'POPM:no@email'                                     POPM(email='no@email', rating=102, count=0)
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'PRIV:WM/WMCollectionID:êYÀLåÝwLªc^ÖÖ^dË'           PRIV(owner='WM/WMCollectionID', data=b'\xeaY\xc0L\xe5\xddwL\xaac^\xd6\xd6^d\xcb')
'PRIV:WM/WMContentID:sØe V7C\x89ö\xad/z\x8aæµ'     PRIV(owner='WM/WMContentID', data=b's\xd8e\xc2 V7C\x89\xf6\xad/z\x8a\xe6\xb5')
'TALB' (Album/Movie/Show title)                     "It's Just Begun"
'TBPM' (BPM (beats per minute))                     '132.8'
'TCOM' (Composer)                                   'The Jimmy Castor Bunch'
'TCON' (Content type, a.k.a. Genre)                 'funk or soul-funk'
'TIT2' (Title/songname/content description)         'Troglodyte (Cave Man)'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Jimmy Castor Bunch'
'TPE2' (Band/orchestra/accompaniment)               'The Jimmy Castor Bunch'
'TPUB' (Publisher)                                  'Rca'
'TRCK' (Track number/Position in set)               '3'
'TXXX:DATE'                                         '1972'
'TXXX:MusicMagic Data'                              'AgEAXRl/jdORaLEAggMhpRtXgAGCbYbH2jmkoiy+lynwbd8XgAHhsrx+3RXmwaTGhg2AAcn+gDb2N6cHgYmoF9K8EkW0g62igimAAZXvqHC4p4YK+NYt8IuVgiCDOAUposg1aYlt5haSs4OaA6q4YJp/3YCSmYIvgAHP+7Vw9uSm1IBWr5YC2O1RtgWxOYBAgAE='
'TXXX:MusicMagic Fingerprint'                       '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'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '4'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['funk / soul', 'funk', 'soul']
'TXXX:lastfmtags'                                   ['funky', 'jazz', 'soul', 'funk', '70s']
'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'                        '+1.25 dB'
'TXXX:replaygain_track_peak'                        '0.587498'

========================== row from database ==========================
                                              'id'  1522849
                                            'path'  /data/Music/Bulk/00popandrock-swing-funk-soul/jimmy castor bunch - 1972 it_s just begun/a3 - jimmy castor bunch - troglodyte (cave man).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  220
                                           'genre'  funk or soul-funk
                                        'filesize'  5287820
                                           'mtime'  1620665729
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock swing funk soul jimmy castor bunch 1972 it_s just begun a3 jimmy castor bunch troglodyte (cave man) funk soul funk
                                      'tag_artist'  The Jimmy Castor Bunch
                                     'tag_release'  It's Just Begun
                                       'tag_title'  Troglodyte (Cave Man)
                                             'bpm'  132.8
                                    'search_title'  'cave':2,3 'man':4,5 'troglodyte':1
                                   'search_artist'  'bunch':4 'castor':3 'jimmy':2 'the':1
                                  'search_release'  'begun':5 'it':1 'its':3 'just':4 's':2
                                     'search_rest'  '1972':7 'a3':12 'begun':11 'bunch':6 'castor':5 'cave':14,15 'funk':2 'it':8 'jimmy':4 'just':10 'man':16,17 's':9 'soul':3 'swing':1 'troglodyte':13
                                    'search_combo'  '1972':21 'a3':26 'begun':14C,25 'bunch':9B,20 'castor':8B,19 'cave':2A,3A,28,29 'funk':16 'it':10C,22 'its':12C 'jimmy':7B,18 'just':13C,24 'man':4A,5A,30,31 's':11C,23 'soul':17 'swing':15 'the':6B 'troglodyte':1A,27
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-4', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['funky', 'jazz', 'soul', 'funk', '70s']
                                        'tag_date'  1972
                                     'discogstags'  ['funk / soul', 'funk', 'soul']

============================== file details ==============================
                                           'mtime'  1620665729.320321  (2021-05-10 18:55:29)
                             'size'  5287820