======================== unified (from filesystem) ========================
                                         'bitrate'  '207.24'
                                        'duration'  '274'
                                          'artist'  'Derek Sherinian'
                                     'text_people'  'Derek Sherinian/Phillips'
                                         'release'  'Progsoup 40'
                                           'title'  'On the Moon'
                                           '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-3', 'q-other-4', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  ("['10 of 10 stars', 'progressive', 'keyboards', 'instrumental', 'progressive "
 "metal', 'progressive rock']")
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  ''
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'rock-cppex-progressive;set-pl-progspace'
                                             'bpm'  '115.788'
                                             'key'  '10A'
                                        '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')
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'PRIV:WM/WMCollectionGroupID:¶È\x08ÌX_\x87B·Ù\x95Hñ!\x96\x0b'  PRIV(owner='WM/WMCollectionGroupID', data=b'\xb6\xc8\x08\xccX_\x87B\xb7\xd9\x95H\xf1!\x96\x0b')
'PRIV:WM/WMCollectionID:¶È\x08ÌX_\x87B·Ù\x95Hñ!\x96\x0b'  PRIV(owner='WM/WMCollectionID', data=b'\xb6\xc8\x08\xccX_\x87B\xb7\xd9\x95H\xf1!\x96\x0b')
'PRIV:WM/WMContentID:^¹¼17M\x97@\x89ß\x12Ô$X\x9eß'  PRIV(owner='WM/WMContentID', data=b'^\xb9\xbc17M\x97@\x89\xdf\x12\xd4$X\x9e\xdf')
'TALB' (Album/Movie/Show title)                     'Progsoup 40'
'TBPM' (BPM (beats per minute))                     '115.788'
'TCOM' (Composer)                                   'Derek Sherinian/Phillips'
'TCON' (Content type, a.k.a. Genre)                 ['rock-cppex-progressive', 'set-pl-progspace']
'TDRC' (Recording time)                             '2006'
'TIT2' (Title/songname/content description)         'On the Moon'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Derek Sherinian'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPUB' (Publisher)                                  'Inside Out Music'
'TRCK' (Track number/Position in set)               '4'
'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'                                   ['10 of 10 stars',
 'progressive',
 'keyboards',
 'instrumental',
 'progressive metal',
 'progressive 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'                                      '4'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+1.12 dB'
'TXXX:replaygain_track_peak'                        '0.379585'

========================== row from database ==========================
                                              'id'  1416580
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/PROGSOUP/progsoup 40/2304 derek sherinian - on the moon.mp3
                                         'working'  None
                                         'bitrate'  207
                                    'duration_sec'  274
                                           'genre'  rock-cppex-progressive;set-pl-progspace
                                        'filesize'  7113795
                                           'mtime'  1620737323
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy PROGSOUP progsoup 2304 derek sherinian moon rock cppex progressive;set pl progspace
                                      'tag_artist'  Derek Sherinian
                                     'tag_release'  Progsoup 40
                                       'tag_title'  On the Moon
                                             'bpm'  115.788
                                    'search_title'  'moon':3 'on':1 'the':2
                                   'search_artist'  'derek':1 'sherinian':2
                                  'search_release'  '40':2 'progsoup':1
                                     'search_rest'  '2304':3 'classicprogpsy':1 'cppex':8 'derek':4 'moon':6 'pl':13 'progressive':9,11 'progsoup':2 'progspace':14 'rock':7 'set':10,12 'sherinian':5
                                    'search_combo'  '2304':10 '40':7C 'classicprogpsy':8 'cppex':15 'derek':4B,11 'moon':3A,13 'on':1A 'pl':20 'progressive':16,18 'progsoup':6C,9 'progspace':21 'rock':14 'set':17,19 'sherinian':5B,12 'the':2A
                                    'tag_tracknum'  4
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-mixbeat-1', 'Q-PIANO-2', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'Q-PLAY-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['10 of 10 stars', 'progressive', 'keyboards', 'instrumental', 'progressive metal', 'progressive rock']
                                        'tag_date'  2006
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620737323.4983208  (2021-05-11 14:48:43)
                             'size'  7113795