======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '408'
                                          'artist'  'Thomas Gold'
                                     'text_people'  ''
                                         'release'  'One Love: Neon Nights (Midnight)'
                                           'title'  'Silence (Niels Van Gogh Vs Thomas Gold Remix)'
                                           'quals'  ("['Q-HAP-3', 'Q-OLDST-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'q-syn-2', "
 "'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', 'q-drums-4', "
 "'q-other-3', 'q-piano-1', 'q-vocals-3', 'Q-HHRNBTT-1', 'q-mixbeat-2']")
                                      'lastfmtags'  "['house', 'electronic', 'electro house', 'club', 'dance']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '10'
                                      'tracktotal'  '17'
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '129.979'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            ' 000008F0 00000A2A 000042B2'
'COMM:iTunNORM:eng'                                 (' 000008F0 00000A2A 000042B2 00005401 00032B6A 000532EA 000073F5 000078E6 '
 '000619C0 00030255')
'PRIV:AverageLevel:Ù\x1b\x00\x00'                   PRIV(owner='AverageLevel', data=b'\xd9\x1b\x00\x00')
'PRIV:PeakValue:åx\x00\x00'                         PRIV(owner='PeakValue', data=b'\xe5x\x00\x00')
'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')
'TALB' (Album/Movie/Show title)                     'One Love: Neon Nights (Midnight)'
'TBPM' (BPM (beats per minute))                     '129.979'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDRC' (Recording time)                             '2008'
'TIT2' (Title/songname/content description)         'Silence (Niels Van Gogh Vs Thomas Gold Remix)'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Delerium'
'TPE2' (Band/orchestra/accompaniment)               'Thomas Gold'
'TPOS' (Part of a set)                              '1/3'
'TRCK' (Track number/Position in set)               '10/17'
'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'                                   ['house', 'electronic', 'electro house', 'club', 'dance']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.95 dB'
'TXXX:replaygain_track_peak'                        '0.472262'

========================== row from database ==========================
                                              'id'  1347132
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/delirium - silence (niels van gogh and thomas gold remix 2008).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  408
                                           'genre'  electronic-unsorted
                                        'filesize'  9827974
                                           'mtime'  1621696807
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] delirium silence (niels van gogh and thomas gold remix 2008) electronic unsorted
                                      'tag_artist'  Thomas Gold
                                     'tag_release'  One Love: Neon Nights (Midnight)
                                       'tag_title'  Silence (Niels Van Gogh Vs Thomas Gold Remix)
                                             'bpm'  129.979
                                    'search_title'  'gogh':5 'gold':8 'niels':2,3 'remix':9,10 'silence':1 'thomas':7 'van':4 'vs':6
                                   'search_artist'  'gold':2 'thomas':1
                                  'search_release'  'love':2,3 'midnight':6,7 'neon':4 'nights':5 'one':1
                                     'search_rest'  '00poprockelectronic':1 '2008':17,18 'and':13 'delirium':7 'electronic':19 'files':5,6 'gogh':12 'gold':15 'loose':3,4 'niels':9,10 'remix':16 'silence':8 'thomas':14 'unsorted':2 'van':11
                                    'search_combo'  '00poprockelectronic':20 '2008':36,37 'and':32 'delirium':26 'electronic':38 'files':24,25 'gogh':5A,31 'gold':8A,12B,34 'loose':22,23 'love':14C,15C 'midnight':18C,19C 'neon':16C 'niels':2A,3A,28,29 'nights':17C 'one':13C 'remix':9A,10A,35 'silence':1A,27 'thomas':7A,11B,33 'unsorted':21 'van':4A,30 'vs':6A
                                    'tag_tracknum'  10
                                      'num_images'  1
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['house', 'electronic', 'electro house', 'club', 'dance']
                                        'tag_date'  2008
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621696807.2293308  (2021-05-22 17:20:07)
                             'size'  9827974