======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '219'
                                          'artist'  'Firehouse Five'
                                     'text_people'  ''
                                         'release'  'Firehouse Five'
                                           'title'  'Clarinet shot'
                                           'quals'  ("['Q-GRIT-2', 'Q-BUSY-3', 'Q-PLAY-3', 'q-bass-3', 'Q-CHART-2', 'q-drums-2', "
 "'q-other-4', 'q-piano-1', 'q-vocals-1', 'Q-HAP-3', 'Q-SYN-1', 'Q-UNU-1', "
 "'Q-JZFKS-3', 'Q-OLDST-1', 'Q-HHRNBTT-1', 'Q-MIXBEAT-1', 'Q-LOCALNESS-2']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz-dixiestyle'
                                             'bpm'  '84.6'
                                             'key'  'F#m'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Firehouse Five'
'TBPM' (BPM (beats per minute))                     '84.6'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-jazz-dixiestyle'
'TENC' (Encoded by)                                 'iTunes v4.7.1.30'
'TIT2' (Title/songname/content description)         'Clarinet shot'
'TKEY' (Initial key)                                'F#m'
'TPE1' (Lead performer(s)/Soloist(s))               'Firehouse Five'
'TPE2' (Band/orchestra/accompaniment)               'Firehouse Five'
'TXXX:MusicMagic Data'                              'AgEBWfrChEig+rXsgwlWVgTZgAGBiYVsEXCl/iCwgHTo5IABjrgaF7RuhHLoOoflhbaAAdeh9vrtZ5qWgAGhlBRL5xa55K+zgAKAAYTeprqr2YK1LxU2kIQwgdiFbR+Xq78Mk4FR8miNapUYI+u7bIFw5h2omINtjDLn8w2u88iJDYABq1YXSfbWvSG5tYACgAE='
'TXXX:MusicMagic Fingerprint'                       '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'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '2'
'TXXX:Q-GRIT'                                       '2'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-MIXBEAT'                                    '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-SYN'                                        '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:http://www.foosic.org/'                       '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'
'TXXX:q-bass'                                       '3'
'TXXX:q-drums'                                      '2'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.17 dB'
'TXXX:replaygain_track_peak'                        '0.664132'

========================== row from database ==========================
                                              'id'  1495090
                                            'path'  /data/Music/Other/Pa/Dixieland/Firehouse Five/Clarinet shot.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  219
                                           'genre'  prerock-jb-jazz-dixiestyle
                                        'filesize'  4390057
                                           'mtime'  1621092510
                                   'redo_metaread'  0
                                        'rest_str'   Pa Dixieland prerock jb jazz dixiestyle
                                      'tag_artist'  Firehouse Five
                                     'tag_release'  Firehouse Five
                                       'tag_title'  Clarinet shot
                                             'bpm'  84.6
                                    'search_title'  'clarinet':1 'shot':2
                                   'search_artist'  'firehouse':1 'five':2
                                  'search_release'  'firehouse':1 'five':2
                                     'search_rest'  'dixieland':2 'dixiestyle':6 'jazz':5 'jb':4 'pa':1 'prerock':3
                                    'search_combo'  'clarinet':1A 'dixieland':8 'dixiestyle':12 'firehouse':3B,5C 'five':4B,6C 'jazz':11 'jb':10 'pa':7 'prerock':9 'shot':2A
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  F#m
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-2', 'q-piano-1', 'Q-MIXBEAT-1', 'Q-OLDST-1', 'Q-GRIT-2', 'Q-CHART-2', 'Q-JZFKS-3', 'Q-UNU-1', 'q-drums-2', 'Q-SYN-1', 'q-other-4', 'Q-BUSY-3', 'Q-HAP-3', 'Q-PLAY-3', 'q-bass-3']
                                      'lastfmtags'  []
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621092509.9539013  (2021-05-15 17:28:29)
                             'size'  4390057