======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '187'
                                          'artist'  'Imagine Dragons'
                                     'text_people'  ''
                                         'release'  'Evolve - Imagine Dragons (2017)'
                                           'title'  'Thunder'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', "
 "'Q-UNU-1', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-4', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['indie', 'indie pop', 'alternative', 'indie rock', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  ''
                                            'date'  '2017'
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio-dance'
                                             'bpm'  '111.9'
                                             'key'  '8B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'PRIV:WM/Mood:(\x00-\x00P\x00M\x00-\x00)\x00 \x00M\x00u\x00s\x00i\x00c\x00 \x00M\x00e\x00d\x00i\x00a\x00 \x00-\x00 \x00w\x00w\x00w\x00.\x00M\x00u\x00s\x00i\x00c\x00D\x00u\x00t\x00y\x00.\x00C\x00o\x00m\x00\x00\x00'  PRIV(owner='WM/Mood', data=b'(\x00-\x00P\x00M\x00-\x00)\x00 \x00M\x00u\x00s\x00i\x00c\x00 \x00M\x00e\x00d\x00i\x00a\x00 \x00-\x00 \x00w\x00w\x00w\x00.\x00M\x00u\x00s\x00i\x00c\x00D\x00u\x00t\x00y\x00.\x00C\x00o\x00m\x00\x00\x00')
'TALB' (Album/Movie/Show title)                     'Evolve - Imagine Dragons (2017)'
'TBPM' (BPM (beats per minute))                     '111.9'
'TCON' (Content type, a.k.a. Genre)                 'electronic-generic or radio-dance'
'TDRC' (Recording time)                             '2017'
'TIT2' (Title/songname/content description)         'Thunder'
'TKEY' (Initial key)                                '8B'
'TPE1' (Lead performer(s)/Soloist(s))               'Imagine Dragons'
'TRCK' (Track number/Position in set)               '9'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['indie', 'indie pop', 'alternative', 'indie rock', 'rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.90 dB'
'TXXX:replaygain_track_peak'                        '0.289402'

========================== row from database ==========================
                                              'id'  1341419
                                            'path'  /data/Music/Bulk/00poprockelectronic/imagine dragons - evolve - 2017/09. Thunder.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  187
                                           'genre'  electronic-generic or radio-dance
                                        'filesize'  7601454
                                           'mtime'  1636921399
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic imagine dragons evolve 09. electronic generic or radio dance
                                      'tag_artist'  Imagine Dragons
                                     'tag_release'  Evolve - Imagine Dragons (2017)
                                       'tag_title'  Thunder
                                             'bpm'  111.9
                                    'search_title'  'thunder':1
                                   'search_artist'  'dragons':2 'imagine':1
                                  'search_release'  '2017':4,5 'dragons':3 'evolve':1 'imagine':2
                                     'search_rest'  '00poprockelectronic':1 '09':5,6 'dance':11 'dragons':3 'electronic':7 'evolve':4 'generic':8 'imagine':2 'or':9 'radio':10
                                    'search_combo'  '00poprockelectronic':9 '09':13,14 '2017':7C,8C 'dance':19 'dragons':3B,6C,11 'electronic':15 'evolve':4C,12 'generic':16 'imagine':2B,5C,10 'or':17 'radio':18 'thunder':1A
                                    'tag_tracknum'  9
                                      'num_images'  1
                                             'key'  8B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-3', 'q-chart-4', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'indie pop', 'alternative', 'indie rock', 'rock']
                                        'tag_date'  2017
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636921399.1380436  (2021-11-14 21:23:19)
                             'size'  7601454