======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '193'
                                          'artist'  '[unknown]'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Grieks - 2'
                                           'quals'  ("['Q-HAP-3', 'Q-OLDST-1', 'Q-GRIT-2', 'Q-BUSY-3', 'Q-PLAY-2', 'q-bass-4', "
 "'Q-CHART-2', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', 'Q-SYN-1', "
 "'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-MIXBEAT-1', 'Q-LOCALNESS-3']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '02'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'loc-unsorted'
                                             'bpm'  '98.5'
                                             'key'  '7B'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '98.5'
'TCON' (Content type, a.k.a. Genre)                 'loc-unsorted'
'TENC' (Encoded by)                                 'iTunes v4.6.0.15'
'TIT2' (Title/songname/content description)         'Grieks - 2'
'TKEY' (Initial key)                                '7B'
'TPE1' (Lead performer(s)/Soloist(s))               '[unknown]'
'TRCK' (Track number/Position in set)               '02'
'TXXX:MusicMagic Data'                              'AgEBWh7cglGfFqX/govqkT5dgAGCuIDpAdCfyUNigYfCjKSTjrgTpq7v0U3Cs4ABhtTJJbpZ+rv0Crh4gAG8ogsq+sSAAazdg2uAAZNEpjGvAYL9AVQ2Ra/rgxqEauuYmok2BZaG5nOReYQN6x61qaXC2XmiFIT8gV/WvsEv8TXA7IL0xHL8iffwora6i5Jcgp4='
'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'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-MIXBEAT'                                    '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-SYN'                                        '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:http://www.foosic.org/'                       '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'
'TXXX:q-bass'                                       '4'
'TXXX:q-drums'                                      '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '-0.20 dB'
'TXXX:replaygain_track_peak'                        '0.583258'

========================== row from database ==========================
                                              'id'  1495025
                                            'path'  /data/Music/Other/Pa/Volksmuziek/Grieks/Grieks - 2.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  193
                                           'genre'  loc-unsorted
                                        'filesize'  3884743
                                           'mtime'  1644756114
                                   'redo_metaread'  0
                                        'rest_str'   Pa Volksmuziek loc unsorted
                                      'tag_artist'  [unknown]
                                     'tag_release'  None
                                       'tag_title'  Grieks - 2
                                             'bpm'  98.5
                                    'search_title'  '2':2 'grieks':1
                                   'search_artist'  'unknown':1,2
                                  'search_release'  
                                     'search_rest'  'loc':3 'pa':1 'unsorted':4 'volksmuziek':2
                                    'search_combo'  '2':2A 'grieks':1A 'loc':7 'pa':5 'unknown':3B,4B 'unsorted':8 'volksmuziek':6
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  7B
                                           'quals'  ['Q-HAP-3', 'Q-OLDST-1', 'Q-GRIT-2', 'Q-BUSY-3', 'Q-PLAY-2', 'q-bass-4', 'Q-CHART-2', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', 'Q-SYN-1', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-MIXBEAT-1', 'Q-LOCALNESS-3']
                                      'lastfmtags'  []
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1644756114.2801585  (2022-02-13 13:41:54)
                             'size'  3884743