======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '173'
                                          'artist'  'The Chipmunks'
                                     'text_people'  ''
                                         'release'  'Club Chipmunk: The Dance Mixes'
                                           'title'  "I'm Too Sexy"
                                           'quals'  "['q-bass-4', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-3']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '5'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  ''
                                             'bpm'  '118.2'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Club Chipmunk: The Dance Mixes'
'TBPM' (BPM (beats per minute))                     '118.2'
'TIT2' (Title/songname/content description)         "I'm Too Sexy"
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Chipmunks'
'TRCK' (Track number/Position in set)               '5'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         '69d4beba-5bf2-4dc6-a5ce-a6de9de1118e'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'compilation'
'TXXX:MusicBrainz Artist Id'                        '14553432-e492-420d-99ed-6e2fd6b4543f'
'TXXX:MusicBrainz TRM Id'                           'a7d4bb05-1bba-44d5-879c-4cad77efe247'
'TXXX:q-bass'                                       '4'
'TXXX:q-drums'                                      '4'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '3'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'e18139df-bb99-46a6-857d-189c0b6dbfcb')

========================== row from database ==========================
                                              'id'  1538324
                                            'path'  /data/Music/Other/PrevSet/[8ohdear]/Chipmunks/I'm Too Sexy.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  173
                                           'genre'  
                                        'filesize'  2781358
                                           'mtime'  1662800445
                                   'redo_metaread'  0
                                        'rest_str'   PrevSet [8ohdear]
                                      'tag_artist'  The Chipmunks
                                     'tag_release'  Club Chipmunk: The Dance Mixes
                                       'tag_title'  I'm Too Sexy
                                             'bpm'  118.2
                                    'search_title'  'i':1 'im':3 'm':2 'sexy':5 'too':4
                                   'search_artist'  'chipmunks':2 'the':1
                                  'search_release'  'chipmunk':2,3 'club':1 'dance':5 'mixes':6 'the':4
                                     'search_rest'  '8ohdear':2,3 'prev':4 'prevset':1 'set':5
                                    'search_combo'  '8ohdear':15,16 'chipmunk':9C,10C 'chipmunks':7B 'club':8C 'dance':12C 'i':1A 'im':3A 'm':2A 'mixes':13C 'prev':17 'prevset':14 'set':18 'sexy':5A 'the':6B,11C 'too':4A
                                    'tag_tracknum'  5
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['q-bass-4', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-3']
                                      'lastfmtags'  []
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1662800444.8402538  (2022-09-10 11:00:44)
                             'size'  2781358