======================== unified (from filesystem) ========================
                                         'bitrate'  '186.472'
                                        'duration'  '382'
                                          'artist'  'Skrillex'
                                     'text_people'  ''
                                         'release'  'My Name Is Skrillex EP '
                                           'title'  'With You Friends'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', "
 "'Q-UNU-1', 'q-syn-3', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-4', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['electronica', 'electronic', 'electro', 'dubstep', 'breakcore']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  '6'
                                            'date'  '2009'
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio-dance'
                                             'bpm'  '129.979'
                                             'key'  '10B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'My Name Is Skrillex EP '
'TBPM' (BPM (beats per minute))                     '129.979'
'TCON' (Content type, a.k.a. Genre)                 'electronic-generic or radio-dance'
'TDRC' (Recording time)                             '2009'
'TIT2' (Title/songname/content description)         'With You Friends'
'TKEY' (Initial key)                                '10B'
'TPE1' (Lead performer(s)/Soloist(s))               'Skrillex'
'TPE2' (Band/orchestra/accompaniment)               'Skrillex'
'TRCK' (Track number/Position in set)               '6/6'
'TXXX:Encoding Params'                              'vers'
'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:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['electronica', 'electronic', 'electro', 'dubstep', 'breakcore']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-2.45 dB'
'TXXX:replaygain_track_peak'                        '0.501530'
'TXXX:tempo'                                        '00000 BPM'

========================== row from database ==========================
                                              'id'  1416962
                                            'path'  /data/Music/Bulk/00poprockelectronic-generic-dance-trapbeat/00dubstep/Skrillex/06 With You Friends.mp3
                                         'working'  None
                                         'bitrate'  186
                                    'duration_sec'  382
                                           'genre'  electronic-generic or radio-dance
                                        'filesize'  14552480
                                           'mtime'  1676053451
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic generic dance trapbeat 00dubstep 06 electronic generic or radio dance
                                      'tag_artist'  Skrillex
                                     'tag_release'  My Name Is Skrillex EP 
                                       'tag_title'  With You Friends
                                             'bpm'  129.979
                                    'search_title'  'friends':3 'with':1 'you':2
                                   'search_artist'  'skrillex':1
                                  'search_release'  'ep':5 'is':3 'my':1 'name':2 'skrillex':4
                                     'search_rest'  '00dubstep':5 '00poprockelectronic':1 'dance':3 'electronic':6 'generic':2 'or':7 'radio':8 'trapbeat':4
                                    'search_combo'  '00dubstep':14 '00poprockelectronic':10 'dance':12 'electronic':15 'ep':9C 'friends':3A 'generic':11 'is':7C 'my':5C 'name':6C 'or':16 'radio':17 'skrillex':4B,8C 'trapbeat':13 'with':1A 'you':2A
                                    'tag_tracknum'  6
                                      'num_images'  1
                                             'key'  10B
                                           'quals'  ['Q-HAP-3', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', 'Q-UNU-1', 'q-syn-3', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-4', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-2', 'q-mixbeat-3']
                                      'lastfmtags'  ['electronica', 'electronic', 'electro', 'dubstep', 'breakcore']
                                        'tag_date'  2009
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1676053450.766271  (2023-02-10 19:24:10)
                             'size'  14552480