======================== unified (from filesystem) ========================
                                         'bitrate'  '96.0'
                                        'duration'  '88'
                                          'artist'  'Artie Malvin'
                                     'text_people'  ''
                                         'release'  "Rockin' Through The Ages: Vol. 238"
                                           'title'  'R-O-C-K'
                                           'quals'  ("['Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-OLDST-2', 'Q-HHRNBTT-1', "
 "'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-1', "
 "'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-2']")
                                      'lastfmtags'  '[\'rock and roll\', "rock\'n\'roll"]'
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '21'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'set-pl-spelling'
                                             'bpm'  '87.370'
                                             'key'  '4B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'PRIV:Amadeus II 3.5:pdat\x00\x00\x00\x1cAHCGDGCHAAAAAAGAAACPPDAIAAAA'  PRIV(owner='Amadeus II 3.5', data=b'pdat\x00\x00\x00\x1cAHCGDGCHAAAAAAGAAACPPDAIAAAA')
'TALB' (Album/Movie/Show title)                     "Rockin' Through The Ages: Vol. 238"
'TBPM' (BPM (beats per minute))                     '87.370'
'TCON' (Content type, a.k.a. Genre)                 'set-pl-spelling'
'TIT2' (Title/songname/content description)         'R-O-C-K'
'TKEY' (Initial key)                                '4B'
'TPE1' (Lead performer(s)/Soloist(s))               'Artie Malvin'
'TRCK' (Track number/Position in set)               '21'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['rock and roll', "rock'n'roll"]
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '2'
'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'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.79 dB'
'TXXX:replaygain_track_peak'                        '0.408607'

========================== row from database ==========================
                                              'id'  762686
                                            'path'  /data/Music/Bulk/0playlists/0novelty themes/spelling/Artie Malvin - R-O-C-K.mp3
                                         'working'  None
                                         'bitrate'  96
                                    'duration_sec'  88
                                           'genre'  set-pl-spelling
                                        'filesize'  1289790
                                           'mtime'  1620356289
                                   'redo_metaread'  0
                                        'rest_str'   0playlists 0novelty themes spelling set pl spelling
                                      'tag_artist'  Artie Malvin
                                     'tag_release'  Rockin' Through The Ages: Vol. 238
                                       'tag_title'  R-O-C-K
                                             'bpm'  87.37
                                    'search_title'  'c':3 'k':4 'o':2 'r':1 'rock':5
                                   'search_artist'  'artie':1 'malvin':2
                                  'search_release'  '238':9 'ages':5,6 'rockin':1,2 'the':4 'through':3 'vol':7,8
                                     'search_rest'  '0novelty':2 '0playlists':1 'pl':6 'set':5 'spelling':4 'themes':3
                                    'search_combo'  '0novelty':18 '0playlists':17 '238':16C 'ages':12C,13C 'artie':6B 'c':3A 'k':4A 'malvin':7B 'o':2A 'pl':22 'r':1A 'rock':5A 'rockin':8C,9C 'set':21 'spelling':20 'the':11C 'themes':19 'through':10C 'vol':14C,15C
                                    'tag_tracknum'  21
                                      'num_images'  1
                                             'key'  4B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-1', 'q-other-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['rock and roll', "rock'n'roll"]
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620356288.6871498  (2021-05-07 04:58:08)
                             'size'  1289790