======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '315'
                                          'artist'  'Echolyn'
                                     'text_people'  'Brett Kull/Echolyn'
                                         'release'  'progsoup 15'
                                           'title'  'Texas Dust'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['symphonic prog', 'progressive rock', 'progressive', 'neo prog', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  ''
                                            'date'  '2000'
                                        'comments'  ''
                                           'genre'  'rock-cppex-progressive;set-pl-progspace'
                                             'bpm'  '94.503'
                                             'key'  '4A'
                                        'acoustid'  ''
rest: ''

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

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'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:A\x00M\x00G\x00\x00\x00'          PRIV(owner='WM/Provider', data=b'A\x00M\x00G\x00\x00\x00')
'PRIV:WM/UniqueFileIdentifier:A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x00 \x005\x001\x000\x001\x007\x002\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x001\x004\x002\x000\x008\x000\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x004\x002\x004\x000\x007\x002\x009\x00\x00\x00'  PRIV(owner='WM/UniqueFileIdentifier', data=b'A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x00 \x005\x001\x000\x001\x007\x002\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x001\x004\x002\x000\x008\x000\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x004\x002\x004\x000\x007\x002\x009\x00\x00\x00')
'PRIV:WM/WMCollectionGroupID:êÉÉ-\x1fmºH¾¯>D¢\x1fLw'  PRIV(owner='WM/WMCollectionGroupID', data=b'\xea\xc9\xc9-\x1fm\xbaH\xbe\xaf>D\xa2\x1fLw')
'PRIV:WM/WMCollectionID:êÉÉ-\x1fmºH¾¯>D¢\x1fLw'     PRIV(owner='WM/WMCollectionID', data=b'\xea\xc9\xc9-\x1fm\xbaH\xbe\xaf>D\xa2\x1fLw')
'PRIV:WM/WMContentID:oùKÌiW¬J¤-`J9\x84úf'           PRIV(owner='WM/WMContentID', data=b'o\xf9K\xcciW\xacJ\xa4-`J9\x84\xfaf')
'TALB' (Album/Movie/Show title)                     'progsoup 15'
'TBPM' (BPM (beats per minute))                     '94.503'
'TCOM' (Composer)                                   'Brett Kull/Echolyn'
'TCON' (Content type, a.k.a. Genre)                 ['rock-cppex-progressive', 'set-pl-progspace']
'TDRC' (Recording time)                             '2000'
'TIT2' (Title/songname/content description)         'Texas Dust'
'TKEY' (Initial key)                                '4A'
'TPE1' (Lead performer(s)/Soloist(s))               'Echolyn'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPUB' (Publisher)                                  'Orchard'
'TRCK' (Track number/Position in set)               '3'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['symphonic prog', 'progressive rock', 'progressive', 'neo prog', 'rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'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'                        '-0.25 dB'
'TXXX:replaygain_track_peak'                        '0.529971'

========================== row from database ==========================
                                              'id'  1411182
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/PROGSOUP/progsoup 15/839 echolyn - texas dust.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  315
                                           'genre'  rock-cppex-progressive;set-pl-progspace
                                        'filesize'  7585498
                                           'mtime'  1620736507
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy PROGSOUP 839 echolyn texas dust rock cppex progressive;set pl progspace
                                      'tag_artist'  Echolyn
                                     'tag_release'  progsoup 15
                                       'tag_title'  Texas Dust
                                             'bpm'  94.503
                                    'search_title'  'dust':2 'texas':1
                                   'search_artist'  'echolyn':1
                                  'search_release'  'progsoup':1
                                     'search_rest'  '839':3 'classicprogpsy':1 'cppex':8 'dust':6 'echolyn':4 'pl':13 'progressive':9,11 'progsoup':2 'progspace':14 'rock':7 'set':10,12 'texas':5
                                    'search_combo'  '839':7 'classicprogpsy':5 'cppex':12 'dust':2A,10 'echolyn':3B,8 'pl':17 'progressive':13,15 'progsoup':4C,6 'progspace':18 'rock':11 'set':14,16 'texas':1A,9
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  4A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['symphonic prog', 'progressive rock', 'progressive', 'neo prog', 'rock']
                                        'tag_date'  2000
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620736506.7832003  (2021-05-11 14:35:06)
                             'size'  7585498