======================== unified (from filesystem) ========================
                                         'bitrate'  '229.936'
                                        'duration'  '291'
                                          'artist'  'M83'
                                     'text_people'  'Anthony Gonzalez'
                                         'release'  'Saturdays = Youth'
                                           'title'  'Graveyard Girl'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-3', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['indie', 'post rock', 'shoegaze', 'electronica', 'electronic']"
                                     'discogstags'  "['electronic', 'rock', 'shoegaze', 'downtempo', 'ambient']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  ''
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '93.242'
                                             'key'  '2B'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            ' 00002555 000020AE 00009D37'
'COMM:iTunNORM:eng'                                 (' 00002555 000020AE 00009D37 0000968F 00018949 00000713 00007C78 00007CF9 '
 '00003C0B 0003CCF8')
'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 \x001\x003\x004\x001\x004\x006\x003\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x005\x006\x001\x004\x001\x000\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x001\x004\x000\x000\x002\x004\x004\x006\x00\x00\x00'  PRIV(owner='WM/UniqueFileIdentifier', data=b'A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x001\x003\x004\x001\x004\x006\x003\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x005\x006\x001\x004\x001\x000\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x001\x004\x000\x000\x002\x004\x004\x006\x00\x00\x00')
'PRIV:WM/WMCollectionGroupID:}@K±I\\\x05E·ØÓÈn\x87\x95Ã'  PRIV(owner='WM/WMCollectionGroupID', data=b'}@K\xb1I\\\x05E\xb7\xd8\xd3\xc8n\x87\x95\xc3')
'PRIV:WM/WMCollectionID:}@K±I\\\x05E·ØÓÈn\x87\x95Ã'  PRIV(owner='WM/WMCollectionID', data=b'}@K\xb1I\\\x05E\xb7\xd8\xd3\xc8n\x87\x95\xc3')
'PRIV:WM/WMContentID:\x1cvB\x14C\x99ÁF\x80Ôå\x8a¼Å£Ô'  PRIV(owner='WM/WMContentID', data=b'\x1cvB\x14C\x99\xc1F\x80\xd4\xe5\x8a\xbc\xc5\xa3\xd4')
'TALB' (Album/Movie/Show title)                     'Saturdays = Youth'
'TBPM' (BPM (beats per minute))                     '93.242'
'TCOM' (Composer)                                   'Anthony Gonzalez'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDRC' (Recording time)                             '2008'
'TIT2' (Title/songname/content description)         'Graveyard Girl'
'TKEY' (Initial key)                                '2B'
'TPE1' (Lead performer(s)/Soloist(s))               'M83'
'TPE2' (Band/orchestra/accompaniment)               'M83'
'TPUB' (Publisher)                                  'Mute Records Ltd.'
'TRCK' (Track number/Position in set)               '4'
'TSSE' (Software/Hardware and settings used for encoding)  'LAME v3.97'
'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:SITUATION'                                    ' '
'TXXX:STYLES'                                       'Pop'
'TXXX:TYPE'                                         'CD'
'TXXX:discogstags'                                  ['electronic', 'rock', 'shoegaze', 'downtempo', 'ambient']
'TXXX:lastfmtags'                                   ['indie', 'post rock', 'shoegaze', 'electronica', 'electronic']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.36 dB'
'TXXX:replaygain_track_peak'                        '0.290271'

========================== row from database ==========================
                                              'id'  1324924
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/04 graveyard girl.mp3
                                         'working'  None
                                         'bitrate'  230
                                    'duration_sec'  291
                                           'genre'  electronic-unsorted
                                        'filesize'  8382933
                                           'mtime'  1647350758
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] 04 graveyard girl electronic unsorted
                                      'tag_artist'  M83
                                     'tag_release'  Saturdays = Youth
                                       'tag_title'  Graveyard Girl
                                             'bpm'  93.242
                                    'search_title'  'girl':2 'graveyard':1
                                   'search_artist'  'm83':1
                                  'search_release'  'saturdays':1 'youth':2
                                     'search_rest'  '00poprockelectronic':1 'electronic':9 'files':5,6 'girl':8 'graveyard':7 'loose':3,4 'unsorted':2
                                    'search_combo'  '00poprockelectronic':6 'electronic':14 'files':10,11 'girl':2A,13 'graveyard':1A,12 'loose':8,9 'm83':3B 'saturdays':4C 'unsorted':7 'youth':5C
                                    'tag_tracknum'  4
                                      'num_images'  0
                                             'key'  2B
                                           'quals'  ['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', 'q-drums-3', 'q-other-4', 'q-piano-1', 'q-vocals-1', 'q-mixbeat-2']
                                      'lastfmtags'  ['indie', 'post rock', 'shoegaze', 'electronica', 'electronic']
                                        'tag_date'  2008
                                     'discogstags'  ['electronic', 'rock', 'shoegaze', 'downtempo', 'ambient']

============================== file details ==============================
                                           'mtime'  1647350758.1049201  (2022-03-15 14:25:58)
                             'size'  8382933