======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '408'
                                          'artist'  'Tiga'
                                     'text_people'  ''
                                         'release'  'Tiga - DJ Kicks'
                                           'title'  'Madame Hollywood (Mister Holly'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', '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'  "['dance', 'house', 'electroclash', 'electro', 'electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2002'
                                        'comments'  ''
                                           'genre'  'electronic-we-electro'
                                             'bpm'  '133.053'
                                             'key'  '4A'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            ' 00000FD0 00000D21 00004257 00'
'COMM:iTunNORM:eng'                                 (' 00000FD0 00000D21 00004257 00003441 0000EAA5 00024A1E 00008000 00008000 '
 '0000002E 00000045')
'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)                     'Tiga - DJ Kicks'
'TBPM' (BPM (beats per minute))                     '133.053'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-electro'
'TDRC' (Recording time)                             '2002'
'TIT2' (Title/songname/content description)         'Madame Hollywood (Mister Holly'
'TKEY' (Initial key)                                '4A'
'TPE1' (Lead performer(s)/Soloist(s))               'Tiga'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'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'                                   ['dance', 'house', 'electroclash', 'electro', 'electronic']
'TXXX:q-bass'                                       '4'
'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'                        '-1.50 dB'
'TXXX:replaygain_track_peak'                        '0.455464'

========================== row from database ==========================
                                              'id'  1343997
                                            'path'  /data/Music/Bulk/00poprockelectronic/Tiga/DJ Kicks [2003]/25-tiga--madame_hollywood_mister_hollywood_version.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  408
                                           'genre'  electronic-we-electro
                                        'filesize'  9813702
                                           'mtime'  1621696666
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic [2003] 25 tiga madame_hollywood_mister_hollywood_version electronic we electro
                                      'tag_artist'  Tiga
                                     'tag_release'  Tiga - DJ Kicks
                                       'tag_title'  Madame Hollywood (Mister Holly
                                             'bpm'  133.053
                                    'search_title'  'holly':5 'hollywood':2 'madame':1 'mister':3,4
                                   'search_artist'  'tiga':1
                                  'search_release'  'dj':2 'kicks':3 'tiga':1
                                     'search_rest'  '00poprockelectronic':1 '2003':2,3 '25':4 'electro':13 'electronic':11 'hollywood':7,9 'madame':6 'mister':8 'tiga':5 'version':10 'we':12
                                    'search_combo'  '00poprockelectronic':10 '2003':11,12 '25':13 'dj':8C 'electro':22 'electronic':20 'holly':5A 'hollywood':2A,16,18 'kicks':9C 'madame':1A,15 'mister':3A,4A,17 'tiga':6B,7C,14 'version':19 'we':21
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  4A
                                           '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-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['dance', 'house', 'electroclash', 'electro', 'electronic']
                                        'tag_date'  2002
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621696665.8837683  (2021-05-22 17:17:45)
                             'size'  9813702