======================== unified (from filesystem) ========================
                                         'bitrate'  '201.698'
                                        'duration'  '234'
                                          'artist'  'A plus D'
                                     'text_people'  'Bootie'
                                         'release'  'Best of Bootie 2007'
                                           'title'  "Don't Stop Believin' In Planet Rock (Journey vs. Afrika Bambaataa)"
                                           'quals'  ("['Q-OLDST-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'q-syn-3', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', "
 "'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-2']")
                                      'lastfmtags'  "['bootleg', 'mashup', 'bastard pop', 'all', 'mash up']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '18'
                                      'tracktotal'  '21'
                                            'date'  '2007'
                                        'comments'  ''
                                           'genre'  'set-mashup or collage'
                                             'bpm'  '123.784'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            ' 0000156D 0000119D 0000DE64'
'COMM:iTunNORM:eng'                                 (' 0000156D 0000119D 0000DE64 0000D94D 0002D000 0002D000 00007FFF 00007FFF '
 '00000000 00000000')
'COMM:iTunPGAP:eng'                                 '1'
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 00000720 00000000009D9650 00000000 005A0B6F 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'COMM:iTunes_CDDB_1:eng'                            '2A11AC15+339468+21+150+3052+18984+40546+60645+74281+96511+120368+138218+157713+168926+183305+198604+220356+235109+250200+260424+276699+294263+312919+322437'
'COMM:iTunes_CDDB_TrackNumber:eng'                  '18'
'TALB' (Album/Movie/Show title)                     'Best of Bootie 2007'
'TBPM' (BPM (beats per minute))                     '123.784'
'TCMP'                                              '1'
'TCOM' (Composer)                                   'Bootie'
'TCON' (Content type, a.k.a. Genre)                 'set-mashup or collage'
'TDRC' (Recording time)                             '2007'
'TENC' (Encoded by)                                 'iTunes v7.5'
'TIT2' (Title/songname/content description)         "Don't Stop Believin' In Planet Rock (Journey vs. Afrika Bambaataa)"
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'A plus D'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '18/21'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['bootleg', 'mashup', 'bastard pop', 'all', 'mash up']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.34 dB'
'TXXX:replaygain_track_peak'                        '0.431397'

========================== row from database ==========================
                                              'id'  1512188
                                            'path'  /data/Music/Bulk/00poprockelectronic/Best of Bootie 2007/18 Don_t Stop Believin_ In Planet Ro.mp3
                                         'working'  None
                                         'bitrate'  201
                                    'duration_sec'  234
                                           'genre'  set-mashup or collage
                                        'filesize'  6038705
                                           'mtime'  1620349472
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 18 Don_t Believin_ set mashup or collage
                                      'tag_artist'  A plus D
                                     'tag_release'  Best of Bootie 2007
                                       'tag_title'  Don't Stop Believin' In Planet Rock (Journey vs. Afrika Bambaataa)
                                             'bpm'  123.784
                                    'search_title'  'afrika':14 'bambaataa':15,16 'believin':5,6 'don':1 'dont':3 'in':7 'journey':10,11 'planet':8 'rock':9 'stop':4 't':2 'vs':12,13
                                   'search_artist'  'a':1 'd':3 'plus':2
                                  'search_release'  '2007':4 'best':1 'bootie':3 'of':2
                                     'search_rest'  '00poprockelectronic':1 '18':2 'believin':5 'collage':9 'don':3 'mashup':7 'or':8 'set':6 't':4
                                    'search_combo'  '00poprockelectronic':24 '18':25 '2007':23C 'a':17B 'afrika':14A 'bambaataa':15A,16A 'believin':5A,6A,28 'best':20C 'bootie':22C 'collage':32 'd':19B 'don':1A,26 'dont':3A 'in':7A 'journey':10A,11A 'mashup':30 'of':21C 'or':31 'planet':8A 'plus':18B 'rock':9A 'set':29 'stop':4A 't':2A,27 'vs':12A,13A
                                    'tag_tracknum'  18
                                      'num_images'  1
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', '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-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['bootleg', 'mashup', 'bastard pop', 'all', 'mash up']
                                        'tag_date'  2007
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620349472.4124086  (2021-05-07 03:04:32)
                             'size'  6038705