======================== unified (from filesystem) ========================
                                         'bitrate'  '196.706'
                                        'duration'  '191'
                                          'artist'  'The Illuminoids'
                                     'text_people'  'Bootie'
                                         'release'  'Best of Bootie 2007'
                                           'title'  "Pretend We're Alala (L7 vs. CSS)"
                                           'quals'  ("['Q-OLDST-3', 'Q-JZFKS-1', 'Q-UNU-1', 'q-syn-3', 'q-bass-4', 'q-busy-3', "
 "'q-grit-2', 'q-play-2', 'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', "
 "'q-vocals-3', 'Q-HHRNBTT-1', 'q-mixbeat-2', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['mashup', 'mash-up', 'mash up', 'bastard pop', 'indietronica']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '11'
                                      'tracktotal'  '21'
                                            'date'  '2007'
                                        'comments'  ''
                                           'genre'  'set-mashup or collage'
                                             'bpm'  '123.256'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            ' 00001E21 0000231D 00009C8F'
'COMM:iTunNORM:eng'                                 (' 00001E21 0000231D 00009C8F 0000A300 0002DD78 0002D3E0 00007FFF 00007FFF '
 '00000000 00000000')
'COMM:iTunPGAP:eng'                                 '1'
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 00000A2C 00000000008102C4 00000000 0047E349 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'                  '11'
'TALB' (Album/Movie/Show title)                     'Best of Bootie 2007'
'TBPM' (BPM (beats per minute))                     '123.256'
'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)         "Pretend We're Alala (L7 vs. CSS)"
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Illuminoids'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '11/21'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['mashup', 'mash-up', 'mash up', 'bastard pop', 'indietronica']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.55 dB'
'TXXX:replaygain_track_peak'                        '0.409467'

========================== row from database ==========================
                                              'id'  1507343
                                            'path'  /data/Music/Bulk/00poprockelectronic/Best of Bootie 2007/11 Pretend We_re Alala (L7 vs. CSS).mp3
                                         'working'  None
                                         'bitrate'  196
                                    'duration_sec'  191
                                           'genre'  set-mashup or collage
                                        'filesize'  4848735
                                           'mtime'  1620349450
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 11 We_re set mashup or collage
                                      'tag_artist'  The Illuminoids
                                     'tag_release'  Best of Bootie 2007
                                       'tag_title'  Pretend We're Alala (L7 vs. CSS)
                                             'bpm'  123.256
                                    'search_title'  'alala':5 'css':10,11 'l7':6,7 'pretend':1 're':3 'vs':8,9 'we':2 'were':4
                                   'search_artist'  'illuminoids':2 'the':1
                                  'search_release'  '2007':4 'best':1 'bootie':3 'of':2
                                     'search_rest'  '00poprockelectronic':1 'collage':7 'mashup':5 'or':6 're':3 'set':4 'we':2
                                    'search_combo'  '00poprockelectronic':18 '2007':17C 'alala':5A 'best':14C 'bootie':16C 'collage':24 'css':10A,11A 'illuminoids':13B 'l7':6A,7A 'mashup':22 'of':15C 'or':23 'pretend':1A 're':3A,20 'set':21 'the':12B 'vs':8A,9A 'we':2A,19 'were':4A
                                    'tag_tracknum'  11
                                      'num_images'  1
                                             'key'  10A
                                           '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-3', 'q-syn-3', 'q-chart-2', 'q-other-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['mashup', 'mash-up', 'mash up', 'bastard pop', 'indietronica']
                                        'tag_date'  2007
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620349450.1627522  (2021-05-07 03:04:10)
                             'size'  4848735