======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '192'
                                          'artist'  'Charles Steven Page'
                                     'text_people'  ''
                                         'release'  'Bizarro Compilation #1'
                                           'title'  'Did You Know That'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-1', 'q-other-1', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  ''
                                            'date'  '1994'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '106.1'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM::eng'                                         'blog.wfmu.org'
'TALB' (Album/Movie/Show title)                     'Bizarro Compilation #1'
'TBPM' (BPM (beats per minute))                     '106.1'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDRC' (Recording time)                             '1994'
'TIT2' (Title/songname/content description)         'Did You Know That'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Charles Steven Page'
'TRCK' (Track number/Position in set)               '3'
'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:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+2.33 dB'
'TXXX:replaygain_track_peak'                        '0.448009'

========================== row from database ==========================
                                              'id'  660310
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/10/296_3_Charles_Steven_Page_-_Did_You_Know_That.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  192
                                           'genre'  electronic-unsorted
                                        'filesize'  4689716
                                           'mtime'  1674607016
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm 10 296_3_Charles_Steven_Page_ _Did_You_Know_That electronic unsorted
                                      'tag_artist'  Charles Steven Page
                                     'tag_release'  Bizarro Compilation #1
                                       'tag_title'  Did You Know That
                                             'bpm'  106.1
                                    'search_title'  'did':1 'know':3 'that':4 'you':2
                                   'search_artist'  'charles':1 'page':3 'steven':2
                                  'search_release'  '1':3,4 'bizarro':1 'compilation':2
                                     'search_rest'  '296':1 '3':2 'charles':3 'did':6 'electronic':10 'know':8 'page':5 'steven':4 'that':9 'unsorted':11 'you':7
                                    'search_combo'  '1':10C,11C '296':12 '3':13 'bizarro':8C 'charles':5B,14 'compilation':9C 'did':1A,17 'electronic':21 'know':3A,19 'page':7B,16 'steven':6B,15 'that':4A,20 'unsorted':22 'you':2A,18
                                    'tag_tracknum'  3
                                      'num_images'  1
                                             'key'  6A
                                           'quals'  ['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', 'q-drums-1', 'q-other-1', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-1']
                                      'lastfmtags'  []
                                        'tag_date'  1994
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1674607016.121849  (2023-01-25 01:36:56)
                             'size'  4689716