======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '169'
                                          'artist'  'Atom And His Package'
                                     'text_people'  ''
                                         'release'  'Making Love'
                                           'title'  "(Lord, It's Hard To Be Happy When You're Not) Using The Metric System"
                                           'quals'  "['q-bass-3', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-2']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  ''
                                             'bpm'  '113.1'
                                             'key'  '5A'
                                        'acoustid'  ''
rest: ''

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

'POPM:'                                             POPM(email='', rating=204)
'PRIV:www.mexp.dk:\x01\x07\x00\x00\x00\x00shouty\x01\x0b\x00\x00\x00\x00good stuff\x01\x0b\x00\x00\x00\x00background\x01\x08\x00\x00\x00\x00amusing'  PRIV(owner='www.mexp.dk', data=b'\x01\x07\x00\x00\x00\x00shouty\x01\x0b\x00\x00\x00\x00good stuff\x01\x0b\x00\x00\x00\x00background\x01\x08\x00\x00\x00\x00amusing')
'TALB' (Album/Movie/Show title)                     'Making Love'
'TBPM' (BPM (beats per minute))                     '113.1'
'TIT2' (Title/songname/content description)         "(Lord, It's Hard To Be Happy When You're Not) Using The Metric System"
'TKEY' (Initial key)                                '5A'
'TPE1' (Lead performer(s)/Soloist(s))               'Atom And His Package'
'TRCK' (Track number/Position in set)               '1'
'TXXX:MusicBrainz Album Id'                         '92ca94df-20f8-4dc5-a021-188acb9eeec9'
'TXXX:MusicBrainz Artist Id'                        'b4c4c0b9-9d1b-4dcb-9430-1f2c9e821c9c'
'TXXX:MusicBrainz TRM Id'                           'eb59537a-12e4-42ec-8fde-f07e4c199284'
'TXXX:q-bass'                                       '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '2'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'e575610b-6e47-4df6-a16c-b6f8c706816b\x00')

========================== row from database ==========================
                                              'id'  1538698
                                            'path'  /data/Music/Other/PrevSet/[9amusing]/Atom And His Package/(Lord, Its Hard to be Happy When Youre Not) Using The Metric System.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  169
                                           'genre'  
                                        'filesize'  2711618
                                           'mtime'  1662800457
                                   'redo_metaread'  0
                                        'rest_str'   PrevSet [9amusing] Its be Youre
                                      'tag_artist'  Atom And His Package
                                     'tag_release'  Making Love
                                       'tag_title'  (Lord, It's Hard To Be Happy When You're Not) Using The Metric System
                                             'bpm'  113.1
                                    'search_title'  'be':8 'happy':9 'hard':6 'it':3 'its':5 'lord':1,2 'metric':18 'not':14,15 're':12 's':4 'system':19 'the':17 'to':7 'using':16 'when':10 'you':11 'youre':13
                                   'search_artist'  'and':2 'atom':1 'his':3 'package':4
                                  'search_release'  'love':2 'making':1
                                     'search_rest'  '9amusing':2,3 'be':5 'its':4 'prev':7 'prevset':1 'set':8 'youre':6
                                    'search_combo'  '9amusing':27,28 'and':21B 'atom':20B 'be':8A,30 'happy':9A 'hard':6A 'his':22B 'it':3A 'its':5A,29 'lord':1A,2A 'love':25C 'making':24C 'metric':18A 'not':14A,15A 'package':23B 'prev':32 'prevset':26 're':12A 's':4A 'set':33 'system':19A 'the':17A 'to':7A 'using':16A 'when':10A 'you':11A 'youre':13A,31
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  5A
                                           'quals'  ['q-bass-3', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-2']
                                      'lastfmtags'  []
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1662800457.1438568  (2022-09-10 11:00:57)
                             'size'  2711618