======================== unified (from filesystem) ========================
                                         'bitrate'  '225.642'
                                        'duration'  '251'
                                          'artist'  'Hello Caller'
                                     'text_people'  ''
                                         'release'  'Indie/Rock Playlist: January (2013)'
                                           'title'  'We Caught Fire'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', "
 "'q-play-2', 'Q-JZFKS-1', 'Q-OLDST-3', 'q-chart-2', 'q-drums-2', 'q-other-3', "
 "'q-piano-1', 'q-vocals-3', 'Q-HHRNBTT-1', 'q-mixbeat-1', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['sxsw 2013']"
                                     'discogstags'  "['indie rock', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '185'
                                      'tracktotal'  ''
                                            'date'  '2013'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-indie-rock'
                                             'bpm'  '88.092'
                                             'key'  '10B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'POPM:\x01ÿþ3'                                      POPM(email='\x01ÿþ3', rating=0, count=0)
'TALB' (Album/Movie/Show title)                     'Indie/Rock Playlist: January (2013)'
'TBPM' (BPM (beats per minute))                     '88.092'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-indie-rock'
'TDRC' (Recording time)                             '2013'
'TIT2' (Title/songname/content description)         'We Caught Fire'
'TKEY' (Initial key)                                '10B'
'TPE1' (Lead performer(s)/Soloist(s))               'Hello Caller'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '185'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['indie rock', 'rock']
'TXXX:lastfmtags'                                   'sxsw 2013'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.23 dB'
'TXXX:replaygain_track_peak'                        '0.384246'
'WXXX:'                                             WXXX(encoding=<Encoding.LATIN1: 0>, desc='', url='theindierockplaylist.com')

========================== row from database ==========================
                                              'id'  1355893
                                            'path'  /data/Music/Bulk/00poprockelectronic-poprock-indierock/Indie Rock Playlist January (2013)/185 - Hello Caller - We Caught Fire.mp3
                                         'working'  None
                                         'bitrate'  225
                                    'duration_sec'  251
                                           'genre'  ifs-songwriter-indie-rock
                                        'filesize'  7168456
                                           'mtime'  1637330313
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic poprock indierock 185 ifs songwriter indie rock
                                      'tag_artist'  Hello Caller
                                     'tag_release'  Indie/Rock Playlist: January (2013)
                                       'tag_title'  We Caught Fire
                                             'bpm'  88.092
                                    'search_title'  'caught':2 'fire':3 'we':1
                                   'search_artist'  'caller':2 'hello':1
                                  'search_release'  '2013':7,8 'indie':1 'indierock':3 'january':6 'playlist':4,5 'rock':2
                                     'search_rest'  '00poprockelectronic':1 '185':4 'ifs':5 'indie':7 'indierock':3 'poprock':2 'rock':8 'songwriter':6
                                    'search_combo'  '00poprockelectronic':14 '185':17 '2013':12C,13C 'caller':5B 'caught':2A 'fire':3A 'hello':4B 'ifs':18 'indie':6C,20 'indierock':8C,16 'january':11C 'playlist':9C,10C 'poprock':15 'rock':7C,21 'songwriter':19 'we':1A
                                    'tag_tracknum'  185
                                      'num_images'  1
                                             'key'  10B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['sxsw 2013']
                                        'tag_date'  2013
                                     'discogstags'  ['indie rock', 'rock']

============================== file details ==============================
                                           'mtime'  1637330312.5343742  (2021-11-19 14:58:32)
                             'size'  7168456