======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '183'
                                          'artist'  'Teddy Buckner Jazz Band'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'West End  blues'
                                           'quals'  ("['Q-HAP-2', 'Q-GRIT-2', 'Q-BUSY-3', 'Q-PLAY-3', 'q-bass-1', 'Q-CHART-2', "
 "'q-drums-1', 'q-other-4', 'q-piano-2', 'q-vocals-1', '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'  '13'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz'
                                             'bpm'  '145.9'
                                             'key'  '6B'
                                        'acoustid'  ''
rest: ''

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

'COMM:iTunes_CDDB_1:eng'                            '0B0F9713+299529+19+150+14189+29121+44391+58540+75999+92091+107093+123596+142842+159872+173644+192089+205821+221223+241880+256908+272574+285661'
'COMM:iTunes_CDDB_TrackNumber:eng'                  '13'
'TBPM' (BPM (beats per minute))                     '145.9'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-jazz'
'TIT2' (Title/songname/content description)         'West End  blues'
'TKEY' (Initial key)                                '6B'
'TPE1' (Lead performer(s)/Soloist(s))               'Teddy Buckner Jazz Band'
'TRCK' (Track number/Position in set)               '13'
'TXXX:MusicMagic Data'                              'AQEAAAAAgvmzIsktgAEUwRtpgAGAWIACExet2slXgAHqK4ABgAEQ7bbugAHdb4HOh5mAAZQKwyKtxIABgAGTwysmza6dFo0zgAKAAQ=='
'TXXX:MusicMagic Fingerprint'                       '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'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '2'
'TXXX:Q-GRIT'                                       '2'
'TXXX:Q-HAP'                                        '2'
'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'                                       '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.27 dB'
'TXXX:replaygain_track_peak'                        '0.545742'

========================== row from database ==========================
                                              'id'  1495567
                                            'path'  /data/Music/Other/Pa/Jazz/Teddy  Buckner  JB/13 West End  blues.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  183
                                           'genre'  prerock-jb-jazz
                                        'filesize'  3671894
                                           'mtime'  1678988650
                                   'redo_metaread'  0
                                        'rest_str'   Pa JB 13 prerock jb jazz
                                      'tag_artist'  Teddy Buckner Jazz Band
                                     'tag_release'  None
                                       'tag_title'  West End  blues
                                             'bpm'  145.9
                                    'search_title'  'blues':3 'end':2 'west':1
                                   'search_artist'  'band':4 'buckner':2 'jazz':3 'teddy':1
                                  'search_release'  
                                     'search_rest'  'jazz':4 'jb':2 'pa':1 'prerock':3
                                    'search_combo'  'band':7B 'blues':3A 'buckner':5B 'end':2A 'jazz':6B,11 'jb':9 'pa':8 'prerock':10 'teddy':4B 'west':1A
                                    'tag_tracknum'  13
                                      'num_images'  0
                                             'key'  6B
                                           'quals'  ['Q-HAP-2', 'Q-GRIT-2', 'Q-BUSY-3', 'Q-PLAY-3', 'q-bass-1', 'Q-CHART-2', 'q-drums-1', 'q-other-4', 'q-piano-2', 'q-vocals-1', 'Q-SYN-1', 'Q-UNU-1', 'Q-JZFKS-3', 'Q-OLDST-1', 'Q-HHRNBTT-1', 'Q-MIXBEAT-1', 'Q-LOCALNESS-2']
                                      'lastfmtags'  []
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1678988649.7373335  (2023-03-16 18:44:09)
                             'size'  3671894