======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '154'
                                          'artist'  'Herman Van Veen'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Kletsnatte clowns'
                                           'quals'  ("['Q-HAP-3', 'Q-BUSY-2', 'Q-GRIT-2', 'Q-PLAY-2', 'q-bass-1', 'q-drums-1', "
 "'q-other-2', 'q-piano-1', 'q-vocals-4', 'Q-SYN-1', 'Q-UNU-1', 'Q-CHART-2', "
 "'Q-JZFKS-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', 'Q-MIXBEAT-1', 'Q-LOCALNESS-3']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '0'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'loc-eur-netherlands'
                                             'bpm'  '125.4'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '125.4'
'TCON' (Content type, a.k.a. Genre)                 'loc-eur-netherlands'
'TENC' (Encoded by)                                 'iTunes v4.7.1.30'
'TIT2' (Title/songname/content description)         'Kletsnatte clowns'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Herman Van Veen'
'TRCK' (Track number/Position in set)               '0'
'TXXX:MusicMagic Data'                              'AgEBXmfOgwafDrOqhWATZlPNgAGA84MrC5mj3RGrhyfN/avkgvMYZOBHgAEDMIs4gxyAAb1M1BLIToABgAHWOg/oCc+hL6hMgAKAAYYYoXjI8oT/79Q114r1g4qEavNZm+sYtYG3yxuVEoNs//Sy/4Ti04+ELog/gu6xidTpx02TzoBpum7+lu02oUygD4FTgAE='
'TXXX:MusicMagic Fingerprint'                       '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'
'TXXX:Q-BUSY'                                       '2'
'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'                                      '3'
'TXXX:Q-PLAY'                                       '2'
'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'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+2.51 dB'
'TXXX:replaygain_track_peak'                        '0.419407'

========================== row from database ==========================
                                              'id'  1495505
                                            'path'  /data/Music/Other/Pa/Nederlands/Herman van Veen/Kletsnatte clowns.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  154
                                           'genre'  loc-eur-netherlands
                                        'filesize'  3093330
                                           'mtime'  1621637491
                                   'redo_metaread'  0
                                        'rest_str'   Pa Nederlands van loc eur netherlands
                                      'tag_artist'  Herman Van Veen
                                     'tag_release'  None
                                       'tag_title'  Kletsnatte clowns
                                             'bpm'  125.4
                                    'search_title'  'clowns':2 'kletsnatte':1
                                   'search_artist'  'herman':1 'van':2 'veen':3
                                  'search_release'  
                                     'search_rest'  'eur':5 'loc':4 'nederlands':2 'netherlands':6 'pa':1 'van':3
                                    'search_combo'  'clowns':2A 'eur':10 'herman':3B 'kletsnatte':1A 'loc':9 'nederlands':7 'netherlands':11 'pa':6 'van':4B,8 'veen':5B
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-3', 'q-piano-1', 'Q-MIXBEAT-1', 'Q-OLDST-3', 'Q-GRIT-2', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-CHART-2', 'q-drums-1', 'Q-SYN-1', 'q-other-2', 'Q-BUSY-2', 'Q-HAP-3', 'Q-PLAY-2', 'q-bass-1']
                                      'lastfmtags'  []
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621637490.7536538  (2021-05-22 00:51:30)
                             'size'  3093330