======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '228'
                                          'artist'  'Queen'
                                     'text_people'  'Brian May'
                                         'release'  "The Ultimate 80's Ballads"
                                           'title'  'Save Me'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-4', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['80s', 'glam rock', 'rock', 'hard rock', 'classic rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  ''
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'rock-cppex-classic'
                                             'bpm'  '143.721'
                                             'key'  '10B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.OTHER (Other) b''
                                     
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'COMM:iTunNORM:eng'                                 (' 00000A24 00000B89 00005DD5 00007963 0002ED06 000284E5 00008000 00008000 '
 '0000BB92 0000BBAA')
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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:M²U\x91\x90Â\x05M\x82ûîÂ\rÓ9Q'  PRIV(owner='WM/WMCollectionGroupID', data=b'M\xb2U\x91\x90\xc2\x05M\x82\xfb\xee\xc2\r\xd39Q')
'PRIV:WM/WMCollectionID:M²U\x91\x90Â\x05M\x82ûîÂ\rÓ9Q'  PRIV(owner='WM/WMCollectionID', data=b'M\xb2U\x91\x90\xc2\x05M\x82\xfb\xee\xc2\r\xd39Q')
'PRIV:WM/WMContentID:\x17Ñ0+S\x1féI\x94Óölo e÷'     PRIV(owner='WM/WMContentID', data=b'\x17\xd10+S\x1f\xe9I\x94\xd3\xf6lo e\xf7')
'TALB' (Album/Movie/Show title)                     "The Ultimate 80's Ballads"
'TBPM' (BPM (beats per minute))                     '143.721'
'TCOM' (Composer)                                   'Brian May'
'TCON' (Content type, a.k.a. Genre)                 'rock-cppex-classic'
'TDRC' (Recording time)                             '2004'
'TIT2' (Title/songname/content description)         'Save Me'
'TKEY' (Initial key)                                '10B'
'TLEN' (Length)                                     '228545'
'TPE1' (Lead performer(s)/Soloist(s))               'Queen'
'TPE2' (Band/orchestra/accompaniment)               'Queen'
'TPUB' (Publisher)                                  'Hollywood'
'TRCK' (Track number/Position in set)               '1'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['80s', 'glam rock', 'rock', 'hard rock', 'classic rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.97 dB'
'TXXX:replaygain_track_peak'                        '0.482129'

========================== row from database ==========================
                                              'id'  1317633
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/queen - save me.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  228
                                           'genre'  rock-cppex-classic
                                        'filesize'  3658773
                                           'mtime'  1636039358
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] queen save me rock cppex classic
                                      'tag_artist'  Queen
                                     'tag_release'  The Ultimate 80's Ballads
                                       'tag_title'  Save Me
                                             'bpm'  143.721
                                    'search_title'  'me':2 'save':1
                                   'search_artist'  'queen':1
                                  'search_release'  '80':3 '80s':5 'ballads':6 's':4 'the':1 'ultimate':2
                                     'search_rest'  '00poprockelectronic':1 'classic':12 'cppex':11 'files':5,6 'loose':3,4 'me':9 'queen':7 'rock':10 'save':8 'unsorted':2
                                    'search_combo'  '00poprockelectronic':10 '80':6C '80s':8C 'ballads':9C 'classic':21 'cppex':20 'files':14,15 'loose':12,13 'me':2A,18 'queen':3B,16 'rock':19 's':7C 'save':1A,17 'the':4C 'ultimate':5C 'unsorted':11
                                    'tag_tracknum'  1
                                      'num_images'  1
                                             'key'  10B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-4', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['80s', 'glam rock', 'rock', 'hard rock', 'classic rock']
                                        'tag_date'  2004
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636039358.3629572  (2021-11-04 16:22:38)
                             'size'  3658773