======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '121'
                                          'artist'  'Bo Burnham'
                                     'text_people'  ''
                                         'release'  'Bo Burnham [Explicit]'
                                           'title'  'Bonus Track [Explicit]'
                                           'quals'  ("['Q-HAP-2', 'Q-SYN-2', 'Q-UNU-2', 'Q-BUSY-3', 'Q-GRIT-2', 'Q-PLAY-3', "
 "'q-bass-1', 'Q-CHART-2', 'Q-JZFKS-1', 'Q-OLDST-4', 'q-drums-1', 'q-other-1', "
 "'q-piano-4', 'q-vocals-3', 'Q-HHRNBTT-1', 'Q-MIXBEAT-2', 'Q-LOCALNESS-2']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '13'
                                      'tracktotal'  ''
                                            'date'  '2009'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter'
                                             'bpm'  '140.7'
                                             'key'  '9B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Bo Burnham [Explicit]'
'TBPM' (BPM (beats per minute))                     '140.7'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter'
'TCOP' (Copyright message)                          '2009 Comedy Central Records'
'TDRC' (Recording time)                             '2009'
'TIT2' (Title/songname/content description)         'Bonus Track [Explicit]'
'TKEY' (Initial key)                                '9B'
'TPE1' (Lead performer(s)/Soloist(s))               'Bo Burnham'
'TPE2' (Band/orchestra/accompaniment)               'Bo Burnham'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '13'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '2'
'TXXX:Q-GRIT'                                       '2'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-MIXBEAT'                                    '2'
'TXXX:Q-OLDST'                                      '4'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-SYN'                                        '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:q-bass'                                       '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '4'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_album_gain'                        '-8.65 dB'
'TXXX:replaygain_album_peak'                        '1.059915'
'TXXX:replaygain_track_gain'                        '-6.33 dB'
'TXXX:replaygain_track_peak'                        '0.994058'

========================== row from database ==========================
                                              'id'  1536522
                                            'path'  /data/Music/Bulk/00spent/Bo Burnham/2009 - Bo Burnham (Debut Album)/Bo Burnham - Bo Burnham [Explicit] - 13 - Bonus Track [Explicit].mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  121
                                           'genre'  ifs-songwriter
                                        'filesize'  4897460
                                           'mtime'  1643968122
                                   'redo_metaread'  0
                                        'rest_str'   00spent 2009 (Debut Album) 13 ifs songwriter
                                      'tag_artist'  Bo Burnham
                                     'tag_release'  Bo Burnham [Explicit]
                                       'tag_title'  Bonus Track [Explicit]
                                             'bpm'  140.7
                                    'search_title'  'bonus':1 'explicit':3,4 'track':2
                                   'search_artist'  'bo':1 'burnham':2
                                  'search_release'  'bo':1 'burnham':2 'explicit':3,4
                                     'search_rest'  '00spent':1 '2009':2 'album':5,6 'debut':3,4 'ifs':7 'songwriter':8
                                    'search_combo'  '00spent':11 '2009':12 'album':15,16 'bo':5B,7C 'bonus':1A 'burnham':6B,8C 'debut':13,14 'explicit':3A,4A,9C,10C 'ifs':17 'songwriter':18 'track':2A
                                    'tag_tracknum'  13
                                      'num_images'  1
                                             'key'  9B
                                           'quals'  ['Q-HAP-2', 'Q-SYN-2', 'Q-UNU-2', 'Q-BUSY-3', 'Q-GRIT-2', 'Q-PLAY-3', 'q-bass-1', 'Q-CHART-2', 'Q-JZFKS-1', 'Q-OLDST-4', 'q-drums-1', 'q-other-1', 'q-piano-4', 'q-vocals-3', 'Q-HHRNBTT-1', 'Q-MIXBEAT-2', 'Q-LOCALNESS-2']
                                      'lastfmtags'  []
                                        'tag_date'  2009
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1643968121.5324316  (2022-02-04 10:48:41)
                             'size'  4897460