======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '4372'
                                          'artist'  'Jolly Music'
                                     'text_people'  ''
                                         'release'  'Tiga - DJ Kicks'
                                           'title'  'Radio Jolly (Adult Remix)'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['italian', 'electroclash', 'italy', 'erlend oye', 'pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2002'
                                        'comments'  ''
                                           'genre'  'electronic-we-electro'
                                             'bpm'  '119.195'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            ' 0000084B 000006A7 000042A8 00'
'COMM:iTunNORM:eng'                                 (' 0000084B 000006A7 000042A8 0000373B 00013897 000138AE 00008000 00008000 '
 '00011170 00011170')
'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))                     '119.195'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-electro'
'TDRC' (Recording time)                             '2002'
'TIT2' (Title/songname/content description)         'Radio Jolly (Adult Remix)'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Jolly Music'
'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'                                   ['italian', 'electroclash', 'italy', 'erlend oye', 'pop']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.48 dB'
'TXXX:replaygain_track_peak'                        '0.555328'

========================== row from database ==========================
                                              'id'  1336091
                                            'path'  /data/Music/Bulk/00poprockelectronic/Tiga/DJ Kicks [2003]/01-jolly_music--radio_jollyadult_remix.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  4372
                                           'genre'  electronic-we-electro
                                        'filesize'  3480315
                                           'mtime'  1621697813
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic [2003] 01 jolly_music radio_jollyadult_remix electronic we electro
                                      'tag_artist'  Jolly Music
                                     'tag_release'  Tiga - DJ Kicks
                                       'tag_title'  Radio Jolly (Adult Remix)
                                             'bpm'  119.195
                                    'search_title'  'adult':3,4 'jolly':2 'radio':1 'remix':5,6
                                   'search_artist'  'jolly':1 'music':2
                                  'search_release'  'dj':2 'kicks':3 'tiga':1
                                     'search_rest'  '00poprockelectronic':1 '2003':2,3 'electro':11 'electronic':9 'jolly':4 'jollyadult':7 'music':5 'radio':6 'remix':8 'we':10
                                    'search_combo'  '00poprockelectronic':12 '2003':13,14 'adult':3A,4A 'dj':10C 'electro':22 'electronic':20 'jolly':2A,7B,15 'jollyadult':18 'kicks':11C 'music':8B,16 'radio':1A,17 'remix':5A,6A,19 'tiga':9C 'we':21
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', '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-1', 'Q-HAP-3', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['italian', 'electroclash', 'italy', 'erlend oye', 'pop']
                                        'tag_date'  2002
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621697812.8576972  (2021-05-22 17:36:52)
                             'size'  3480315