======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '169'
                                          'artist'  'Joan Jett & The Blackhearts'
                                     'text_people'  ''
                                         'release'  'Bad Reputation'
                                           'title'  'Bad Reputation'
                                           'quals'  ("['Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', "
 "'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', "
 "'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-2']")
                                      'lastfmtags'  "['80s', 'punk', 'classic rock', 'female vocalists', 'rock']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  ''
                                            'date'  '1983'
                                        'comments'  ''
                                           'genre'  'rock-unsorted'
                                             'bpm'  '101.9'
                                             'key'  '12A'
                                        'acoustid'  ''
rest: ''

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

'APIC:Cover Image'                                  type PictureType.COVER_FRONT (Cover (front)) b'Cover Image'
                                     
'POPM:Windows Media Player 9 Series'                POPM(email='Windows Media Player 9 Series', rating=196, count=0)
'TALB' (Album/Movie/Show title)                     'Bad Reputation'
'TBPM' (BPM (beats per minute))                     '101.9'
'TCON' (Content type, a.k.a. Genre)                 'rock-unsorted'
'TDOR' (Original release time)                      '1983'
'TDRC' (Recording time)                             '1983'
'TIT2' (Title/songname/content description)         'Bad Reputation'
'TKEY' (Initial key)                                '12A'
'TPE1' (Lead performer(s)/Soloist(s))               'Joan Jett & The Blackhearts'
'TRCK' (Track number/Position in set)               '1'
'TXXX:FMPS_Rating'                                  '0.8'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['80s', 'punk', 'classic rock', 'female vocalists', 'rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.20 dB'
'TXXX:replaygain_track_peak'                        '0.619270'

========================== row from database ==========================
                                              'id'  1476324
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/Joan Jett and the Blackhearts/01. Bad Reputation.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  169
                                           'genre'  rock-unsorted
                                        'filesize'  2766325
                                           'mtime'  1620386437
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy and the 01. rock unsorted
                                      'tag_artist'  Joan Jett & The Blackhearts
                                     'tag_release'  Bad Reputation
                                       'tag_title'  Bad Reputation
                                             'bpm'  101.9
                                    'search_title'  'bad':1 'reputation':2
                                   'search_artist'  'blackhearts':4 'jett':2 'joan':1 'the':3
                                  'search_release'  'bad':1 'reputation':2
                                     'search_rest'  '01':4,5 'and':2 'classicprogpsy':1 'rock':6 'the':3 'unsorted':7
                                    'search_combo'  '01':12,13 'and':10 'bad':1A,7C 'blackhearts':6B 'classicprogpsy':9 'jett':4B 'joan':3B 'reputation':2A,8C 'rock':14 'the':5B,11 'unsorted':15
                                    'tag_tracknum'  1
                                      'num_images'  1
                                             'key'  12A
                                           '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-2', 'q-chart-2', 'q-other-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['80s', 'punk', 'classic rock', 'female vocalists', 'rock']
                                        'tag_date'  1983
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620386436.5222478  (2021-05-07 13:20:36)
                             'size'  2766325