======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '500'
                                          'artist'  'Beggars Opera'
                                     'text_people'  ''
                                         'release'  'Progsoup 30'
                                           'title'  'MacArthur Park'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'Q-PLAY-3', 'q-bass-3', 'q-busy-3', 'q-grit-2', "
 "'Q-PIANO-2', 'q-chart-2', 'q-drums-2', 'q-other-3', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['symphonic prog', 'art rock', '70s', 'progressive rock', 'rock']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '27'
                                      'tracktotal'  ''
                                            'date'  '1972'
                                        'comments'  ''
                                           'genre'  'rock-cppex-progressive;set-pl-progspace'
                                             'bpm'  '125.006'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'POPM:Windows Media Player 9 Series'                POPM(email='Windows Media Player 9 Series', rating=179, count=0)
'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')
'PRIV:WM/Provider:Z\x00A\x00C\x00R\x00 \x00D\x00B\x00S\x00\x00\x00'  PRIV(owner='WM/Provider', data=b'Z\x00A\x00C\x00R\x00 \x00D\x00B\x00S\x00\x00\x00')
'PRIV:WM/UniqueFileIdentifier:;\x00\x00\x00'        PRIV(owner='WM/UniqueFileIdentifier', data=b';\x00\x00\x00')
'PRIV:WM/WMCollectionGroupID:Ø3Ë#(Ì\x9eB\xad£\x99\x05¡«\r0'  PRIV(owner='WM/WMCollectionGroupID', data=b'\xd83\xcb#(\xcc\x9eB\xad\xa3\x99\x05\xa1\xab\r0')
'PRIV:WM/WMCollectionID:Ø3Ë#(Ì\x9eB\xad£\x99\x05¡«\r0'  PRIV(owner='WM/WMCollectionID', data=b'\xd83\xcb#(\xcc\x9eB\xad\xa3\x99\x05\xa1\xab\r0')
'PRIV:WM/WMContentID:ýuÇG\x12²\x96A¾±\x0e^lv\t\x16'  PRIV(owner='WM/WMContentID', data=b'\xfdu\xc7G\x12\xb2\x96A\xbe\xb1\x0e^lv\t\x16')
'TALB' (Album/Movie/Show title)                     'Progsoup 30'
'TBPM' (BPM (beats per minute))                     '125.006'
'TCON' (Content type, a.k.a. Genre)                 ['rock-cppex-progressive', 'set-pl-progspace']
'TDRC' (Recording time)                             '1972'
'TIT2' (Title/songname/content description)         'MacArthur Park'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Beggars Opera'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Vertigo'
'TRCK' (Track number/Position in set)               '27'
'TXXX:AccurateRipDiscID'                            '007-000b0c91-0041f52f-59090b07-2'
'TXXX:AccurateRipResult'                            'AccurateRip: Not in database   [DEB44047]'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-PIANO'                                      '2'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['symphonic prog', 'art rock', '70s', 'progressive rock', 'rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.83 dB'
'TXXX:replaygain_track_peak'                        '0.385419'

========================== row from database ==========================
                                              'id'  1412208
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/PROGSOUP/progsoup 30 (hitsoup)/1693 beggars opera - macarthur park.mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  500
                                           'genre'  rock-cppex-progressive;set-pl-progspace
                                        'filesize'  16009883
                                           'mtime'  1620737095
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy PROGSOUP progsoup (hitsoup) 1693 beggars opera macarthur park rock cppex progressive;set pl progspace
                                      'tag_artist'  Beggars Opera
                                     'tag_release'  Progsoup 30
                                       'tag_title'  MacArthur Park
                                             'bpm'  125.006
                                    'search_title'  'arthur':4 'mac':3 'macarthur':1 'park':2
                                   'search_artist'  'beggars':1 'opera':2
                                  'search_release'  '30':2 'progsoup':1
                                     'search_rest'  '1693':5 'beggars':6 'classicprogpsy':1 'cppex':11 'hitsoup':3,4 'macarthur':8 'opera':7 'park':9 'pl':16 'progressive':12,14 'progsoup':2 'progspace':17 'rock':10 'set':13,15
                                    'search_combo'  '1693':13 '30':8C 'arthur':4A 'beggars':5B,14 'classicprogpsy':9 'cppex':19 'hitsoup':11,12 'mac':3A 'macarthur':1A,16 'opera':6B,15 'park':2A,17 'pl':24 'progressive':20,22 'progsoup':7C,10 'progspace':25 'rock':18 'set':21,23
                                    'tag_tracknum'  27
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-mixbeat-1', 'Q-PIANO-2', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'Q-PLAY-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['symphonic prog', 'art rock', '70s', 'progressive rock', 'rock']
                                        'tag_date'  1972
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620737095.1854699  (2021-05-11 14:44:55)
                             'size'  16009883