======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '199'
                                          'artist'  'The Whitest Boy Alive'
                                     'text_people'  ''
                                         'release'  'Dreams'
                                           'title'  'All Ears'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['indie', 'indie pop', 'electronica', 'electronic', 'norwegian']"
                                     'discogstags'  "['rock', 'indie rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '10'
                                      'tracktotal'  '10'
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-indie-unsorted'
                                             'bpm'  '112.696'
                                             'key'  '10B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM::eng'                                         'Cleaned by TuneUp!'
'COMM:ID3v1 Comment:XXX'                            'Cleaned by TuneUp!'
'COMM:iTunNORM:eng'                                 (' 00000251 0000024F 0000694D 00004B7E 00012F4F 00012F4F 00008000 00008000 '
 '00014D6C 00012F4F')
'MCDI' (Music CD identifier)                        MCDI(data=b'A\x00+\x001\x002\x00C\x00+\x003\x009\x002\x00E\x00+\x008\x000\x003\x005\x00+\x00B\x008\x009\x001\x00+\x001\x001\x007\x009\x00C\x00+\x001\x007\x00F\x00B\x002\x00+\x001\x00B\x008\x00D\x000\x00+\x001\x00F\x00C\x000\x00E\x00+\x002\x004\x001\x009\x004\x00+\x002\x00A\x002\x005\x000\x00+\x002\x00D\x00C\x00D\x006\x00\x00\x00')
'PRIV:AverageLevel:{\x13\x00\x00'                   PRIV(owner='AverageLevel', data=b'{\x13\x00\x00')
'PRIV:PeakValue:ø\x7f\x00\x00'                      PRIV(owner='PeakValue', data=b'\xf8\x7f\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')
'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 \x008\x004\x008\x007\x004\x005\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x008\x002\x001\x001\x006\x000\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x009\x001\x001\x006\x005\x005\x001\x00\x00\x00'  PRIV(owner='WM/UniqueFileIdentifier', data=b'A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x00 \x008\x004\x008\x007\x004\x005\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x008\x002\x001\x001\x006\x000\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x009\x001\x001\x006\x005\x005\x001\x00\x00\x00')
'PRIV:WM/WMCollectionGroupID:\x90\x05ëGm\x93¿C\x85É/²°×g<'  PRIV(owner='WM/WMCollectionGroupID', data=b'\x90\x05\xebGm\x93\xbfC\x85\xc9/\xb2\xb0\xd7g<')
'PRIV:WM/WMCollectionID:\x90\x05ëGm\x93¿C\x85É/²°×g<'  PRIV(owner='WM/WMCollectionID', data=b'\x90\x05\xebGm\x93\xbfC\x85\xc9/\xb2\xb0\xd7g<')
'PRIV:WM/WMContentID:}´\x9f;\x87\x90"A¸\x89#Ð\x1f\x8f\x06Î'  PRIV(owner='WM/WMContentID', data=b'}\xb4\x9f;\x87\x90"A\xb8\x89#\xd0\x1f\x8f\x06\xce')
'TALB' (Album/Movie/Show title)                     'Dreams'
'TBPM' (BPM (beats per minute))                     '112.696'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-indie-unsorted'
'TDRC' (Recording time)                             '2006'
'TIT2' (Title/songname/content description)         'All Ears'
'TKEY' (Initial key)                                '10B'
'TLEN' (Length)                                     '199746'
'TPE1' (Lead performer(s)/Soloist(s))               'The Whitest Boy Alive'
'TPE2' (Band/orchestra/accompaniment)               'The Whitest Boy Alive'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Asound-Bubbles'
'TRCK' (Track number/Position in set)               '10/10'
'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:discogstags'                                  ['rock', 'indie rock']
'TXXX:lastfmtags'                                   ['indie', 'indie pop', 'electronica', 'electronic', 'norwegian']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.34 dB'
'TXXX:replaygain_track_peak'                        '0.708313'

========================== row from database ==========================
                                              'id'  1354344
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/10 pista 10 intérprete desconocido.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  199
                                           'genre'  ifs-songwriter-indie-unsorted
                                        'filesize'  8003410
                                           'mtime'  1638554782
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] 10 pista 10 intérprete desconocido ifs songwriter indie unsorted
                                      'tag_artist'  The Whitest Boy Alive
                                     'tag_release'  Dreams
                                       'tag_title'  All Ears
                                             'bpm'  112.696
                                    'search_title'  'all':1 'ears':2
                                   'search_artist'  'alive':4 'boy':3 'the':1 'whitest':2
                                  'search_release'  'dreams':1
                                     'search_rest'  '00poprockelectronic':1 'desconocido':10 'files':5,6 'ifs':11 'indie':13 'interprete':8,9 'loose':3,4 'pista':7 'songwriter':12 'unsorted':2
                                    'search_combo'  '00poprockelectronic':8 'alive':6B 'all':1A 'boy':5B 'desconocido':17 'dreams':7C 'ears':2A 'files':12,13 'ifs':18 'indie':20 'interprete':15,16 'loose':10,11 'pista':14 'songwriter':19 'the':3B 'unsorted':9 'whitest':4B
                                    'tag_tracknum'  10
                                      'num_images'  1
                                             'key'  10B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'indie pop', 'electronica', 'electronic', 'norwegian']
                                        'tag_date'  2006
                                     'discogstags'  ['rock', 'indie rock']

============================== file details ==============================
                                           'mtime'  1638554781.7795444  (2021-12-03 19:06:21)
                             'size'  8003410