======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '327'
                                          'artist'  'Megadeth'
                                     'text_people'  ''
                                         'release'  'Youthanasia'
                                           'title'  'Addicted To Chaos'
                                           'quals'  ("['Q-LOCALNESS-1', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-HAP-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-4', 'q-play-3', "
 "'q-chart-3', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['thrash', 'speed metal', 'thrash metal', 'metal', 'heavy metal']"
                                     'discogstags'  "['rock', 'thrash', 'speed metal', 'hard rock', 'heavy metal']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1994'
                                        'comments'  ''
                                           'genre'  'eid-metal-trash'
                                             'bpm'  '97.3'
                                             'key'  '2A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Youthanasia'
'TBPM' (BPM (beats per minute))                     '97.3'
'TCON' (Content type, a.k.a. Genre)                 'eid-metal-trash'
'TDOR' (Original release time)                      '1994'
'TIT2' (Title/songname/content description)         'Addicted To Chaos'
'TKEY' (Initial key)                                '2A'
'TPE1' (Lead performer(s)/Soloist(s))               'Megadeth'
'TXXX:Q-HAP'                                        '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  ['rock', 'thrash', 'speed metal', 'hard rock', 'heavy metal']
'TXXX:lastfmtags'                                   ['thrash', 'speed metal', 'thrash metal', 'metal', 'heavy metal']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '4'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.69 dB'
'TXXX:replaygain_track_peak'                        '0.525936'
'UFID:http://www.jhutveckling.se'                   UFID(owner='http://www.jhutveckling.se', data=b'\x00\x00\x00\x00\x00\x00\x00\x00\xb8\x00\x9b\x00\xef\x00b\x00\x00\x00\x00\x00\x00\x00\x00')

========================== row from database ==========================
                                              'id'  1392619
                                            'path'  /data/Music/Bulk/00dwimp/00metal/Megadeth/Youthanasia/Addicted To Chaos.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  327
                                           'genre'  eid-metal-trash
                                        'filesize'  5247944
                                           'mtime'  1620311617
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 00metal eid metal trash
                                      'tag_artist'  Megadeth
                                     'tag_release'  Youthanasia
                                       'tag_title'  Addicted To Chaos
                                             'bpm'  97.3
                                    'search_title'  'addicted':1 'chaos':3 'to':2
                                   'search_artist'  'megadeth':1
                                  'search_release'  'youthanasia':1
                                     'search_rest'  '00dwimp':1 '00metal':2 'eid':3 'metal':4 'trash':5
                                    'search_combo'  '00dwimp':6 '00metal':7 'addicted':1A 'chaos':3A 'eid':8 'megadeth':4B 'metal':9 'to':2A 'trash':10 'youthanasia':5C
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  2A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-3', 'q-other-3', 'Q-HAP-1', 'q-bass-3', 'q-grit-4']
                                      'lastfmtags'  ['thrash', 'speed metal', 'thrash metal', 'metal', 'heavy metal']
                                        'tag_date'  1994
                                     'discogstags'  ['rock', 'thrash', 'speed metal', 'hard rock', 'heavy metal']

============================== file details ==============================
                                           'mtime'  1620311616.9556646  (2021-05-06 16:33:36)
                             'size'  5247944