======================== unified (from filesystem) ========================
                                         'bitrate'  '184.04'
                                        'duration'  '188'
                                          'artist'  'Renee & Renato'
                                     'text_people'  ''
                                         'release'  'Hits of the 80s'
                                           'title'  'Save your tears'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', 'Q-LOCALNESS-3', "
 "'Q-UNU-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-4', 'q-drums-1', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['world', 'duets', 'oldies', 'pop', 'italian']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1985'
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio-unsorted'
                                             'bpm'  '119.3'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'POPM:Windows Media Player 9 Series'                POPM(email='Windows Media Player 9 Series', rating=128, count=0)
'TALB' (Album/Movie/Show title)                     'Hits of the 80s'
'TBPM' (BPM (beats per minute))                     '119.3'
'TCON' (Content type, a.k.a. Genre)                 'electronic-generic or radio-unsorted'
'TDRC' (Recording time)                             '1985'
'TIT2' (Title/songname/content description)         'Save your tears'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Renee & Renato'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TXXX:FMPS_Rating'                                  '0.6'
'TXXX:MusicMagic Data'                              'AgEBoWxJtCmpXbRJhBZIkWHYgAGCA4VsBMaiwkt0guHulIABiNUP+K0lsUSs87PvgkeAAQd8n4cTlrZ0jKLD5xI34HnWf9ZPgAKAAZ00l8KvCoJ7FCVC9Ic1gfyEhN9kmGI/spGnBEOssYae6aqxSchM1N+5HoJlhUTwWJK0A3/IM4IMu8DyZPmArMvH58BshO0='
'TXXX:MusicMagic Fingerprint'                       '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'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['world', 'duets', 'oldies', 'pop', 'italian']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.93 dB'
'TXXX:replaygain_track_peak'                        '0.370993'

========================== row from database ==========================
                                              'id'  1526495
                                            'path'  /data/Music/Bulk/00poprockelectronic/Hits Of The 80_s/Save your tears.mp3
                                         'working'  None
                                         'bitrate'  184
                                    'duration_sec'  188
                                           'genre'  electronic-generic or radio-unsorted
                                        'filesize'  4334027
                                           'mtime'  1621630168
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Of The 80_s electronic generic or radio unsorted
                                      'tag_artist'  Renee & Renato
                                     'tag_release'  Hits of the 80s
                                       'tag_title'  Save your tears
                                             'bpm'  119.3
                                    'search_title'  'save':1 'tears':3 'your':2
                                   'search_artist'  'renato':2 'renee':1
                                  'search_release'  '80s':4 'hits':1 'of':2 'the':3
                                     'search_rest'  '00poprockelectronic':1 '80':4 'electronic':6 'generic':7 'of':2 'or':8 'radio':9 's':5 'the':3 'unsorted':10
                                    'search_combo'  '00poprockelectronic':10 '80':13 '80s':9C 'electronic':15 'generic':16 'hits':6C 'of':7C,11 'or':17 'radio':18 'renato':5B 'renee':4B 's':14 'save':1A 'tears':3A 'the':8C,12 'unsorted':19 'your':2A
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-4', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['world', 'duets', 'oldies', 'pop', 'italian']
                                        'tag_date'  1985
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621630167.8841925  (2021-05-21 22:49:27)
                             'size'  4334027