======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '235'
                                          'artist'  'Wolf Gang'
                                     'text_people'  ''
                                         'release'  'The King And All Of His Men CDM'
                                           'title'  'The King And All Of His Men (Baby Monster Remix)'
                                           'quals'  ("['Q-UNU-1', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-3', "
 "'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-2', 'q-mixbeat-2']")
                                      'lastfmtags'  "['indie', 'indie pop', 'electronic', 'british', 'synthpop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'electronic-we-electropop or synthpop'
                                             'bpm'  '119.617'
                                             'key'  '2A'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            '0'
'COMM:iTunNORM:eng'                                 (' 0000101C 00001093 0000543D 000054C8 0002EA39 0002EA53 000084BE 000085D5 '
 '00026768 00005F9C')
'COMM:iTunPGAP:eng'                                 '0'
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 00000AFB 00000000009E7375 00000000 008FA36E 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'TALB' (Album/Movie/Show title)                     'The King And All Of His Men CDM'
'TBPM' (BPM (beats per minute))                     '119.617'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-electropop or synthpop'
'TENC' (Encoded by)                                 'iTunes 10.2.2'
'TIT2' (Title/songname/content description)         'The King And All Of His Men (Baby Monster Remix)'
'TKEY' (Initial key)                                '2A'
'TPE1' (Lead performer(s)/Soloist(s))               'Wolf Gang'
'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', 'electronic', 'british', 'synthpop']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'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'                                     '2'
'TXXX:replaygain_track_gain'                        '+16.47 dB'
'TXXX:replaygain_track_peak'                        '0.056281'

========================== row from database ==========================
                                              'id'  1534556
                                            'path'  /data/Music/Bulk/00poprockelectronic/wolfgang_kingbaby.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  235
                                           'genre'  electronic-we-electropop or synthpop
                                        'filesize'  9424054
                                           'mtime'  1620592454
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic wolfgang_kingbaby electronic we electropop or synthpop
                                      'tag_artist'  Wolf Gang
                                     'tag_release'  The King And All Of His Men CDM
                                       'tag_title'  The King And All Of His Men (Baby Monster Remix)
                                             'bpm'  119.617
                                    'search_title'  'all':4 'and':3 'baby':8,9 'his':6 'king':2 'men':7 'monster':10 'of':5 'remix':11,12 'the':1
                                   'search_artist'  'gang':2 'wolf':1
                                  'search_release'  'all':4 'and':3 'cdm':8 'his':6 'king':2 'men':7 'of':5 'the':1
                                     'search_rest'  '00poprockelectronic':1 'electronic':4 'electropop':6 'kingbaby':3 'or':7 'synthpop':8 'we':5 'wolfgang':2
                                    'search_combo'  '00poprockelectronic':23 'all':4A,18C 'and':3A,17C 'baby':8A,9A 'cdm':22C 'electronic':26 'electropop':28 'gang':14B 'his':6A,20C 'king':2A,16C 'kingbaby':25 'men':7A,21C 'monster':10A 'of':5A,19C 'or':29 'remix':11A,12A 'synthpop':30 'the':1A,15C 'we':27 'wolf':13B 'wolfgang':24
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  2A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-3', 'q-other-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'indie pop', 'electronic', 'british', 'synthpop']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620592454.2145486  (2021-05-09 22:34:14)
                             'size'  9424054