======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '235'
                                          'artist'  'Lords of Acid'
                                     'text_people'  'Jade 4 U/Oliver Adams/Praga Khan'
                                         'release'  'Voodoo-U [Bonus Tracks]'
                                           'title'  'Lords on 45'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['electronica', 'acid house', 'industrial', 'electronic', 'techno']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '14'
                                      'tracktotal'  ''
                                            'date'  '1994'
                                        'comments'  ''
                                           'genre'  'electronic-th-techno-acid'
                                             'bpm'  '128.089'
                                             'key'  '1A'
                                        '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')
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'PRIV:WM/WMCollectionGroupID:\tèOÒ!b"C»®ïS¦¨=s'     PRIV(owner='WM/WMCollectionGroupID', data=b'\t\xe8O\xd2!b"C\xbb\xae\xefS\xa6\xa8=s')
'PRIV:WM/WMCollectionID:\tèOÒ!b"C»®ïS¦¨=s'          PRIV(owner='WM/WMCollectionID', data=b'\t\xe8O\xd2!b"C\xbb\xae\xefS\xa6\xa8=s')
'PRIV:WM/WMContentID:\x8f³Ö±,?\x9bG\x81ú\x13\x1c\x9biGË'  PRIV(owner='WM/WMContentID', data=b'\x8f\xb3\xd6\xb1,?\x9bG\x81\xfa\x13\x1c\x9biG\xcb')
'TALB' (Album/Movie/Show title)                     'Voodoo-U [Bonus Tracks]'
'TBPM' (BPM (beats per minute))                     '128.089'
'TCOM' (Composer)                                   'Jade 4 U/Oliver Adams/Praga Khan'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-techno-acid'
'TDRC' (Recording time)                             '1994'
'TIT2' (Title/songname/content description)         'Lords on 45'
'TKEY' (Initial key)                                '1A'
'TLEN' (Length)                                     '235533'
'TPE1' (Lead performer(s)/Soloist(s))               'Lords of Acid'
'TPE2' (Band/orchestra/accompaniment)               'Lords of Acid'
'TPUB' (Publisher)                                  'Never'
'TRCK' (Track number/Position in set)               '14'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['electronica', 'acid house', 'industrial', 'electronic', 'techno']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+1.02 dB'
'TXXX:replaygain_track_peak'                        '0.512297'

========================== row from database ==========================
                                              'id'  1299308
                                            'path'  /data/Music/Bulk/00poprockelectronic/Lords of Acid/Voodoo-U [Bonus Tracks]/14 Lords on 45.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  235
                                           'genre'  electronic-th-techno-acid
                                        'filesize'  9417056
                                           'mtime'  1620570684
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 14 electronic th techno acid
                                      'tag_artist'  Lords of Acid
                                     'tag_release'  Voodoo-U [Bonus Tracks]
                                       'tag_title'  Lords on 45
                                             'bpm'  128.089
                                    'search_title'  '45':3 'lords':1 'on':2
                                   'search_artist'  'acid':3 'lords':1 'of':2
                                  'search_release'  'bonus':4,5 'tracks':6,7 'u':2 'voodoo':1 'voodoou':3
                                     'search_rest'  '00poprockelectronic':1 'acid':5 'electronic':2 'techno':4 'th':3
                                    'search_combo'  '00poprockelectronic':14 '45':3A 'acid':6B,18 'bonus':10C,11C 'electronic':15 'lords':1A,4B 'of':5B 'on':2A 'techno':17 'th':16 'tracks':12C,13C 'u':8C 'voodoo':7C 'voodoou':9C
                                    'tag_tracknum'  14
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-2', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['electronica', 'acid house', 'industrial', 'electronic', 'techno']
                                        'tag_date'  1994
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620570684.202968  (2021-05-09 16:31:24)
                             'size'  9417056