======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '173'
                                          'artist'  'Various'
                                     'text_people'  ''
                                         'release'  'KindvKinderen'
                                           'title'  'Onbewoond eiland'
                                           'quals'  ("['Q-HAP-3', 'Q-GRIT-2', 'Q-BUSY-3', 'Q-PLAY-2', 'q-bass-1', '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-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'  '145.9'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'KindvKinderen'
'TBPM' (BPM (beats per minute))                     '145.9'
'TCON' (Content type, a.k.a. Genre)                 'loc-eur-netherlands'
'TENC' (Encoded by)                                 'iTunes v4.7.1.30'
'TIT2' (Title/songname/content description)         'Onbewoond eiland'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'KindvKinderen'
'TPE2' (Band/orchestra/accompaniment)               'Various'
'TRCK' (Track number/Position in set)               '0'
'TXXX:MusicMagic Data'                              'AQEBWpPYibCZl6LMgvk9PV+IgAGB1IMrGlStvBZigAEJp4ABgvM7OLJygE7eQMnGgFWAAQ8spcwHOpjhgd25FRKz8JrC2dNigAKAAQ=='
'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'                                      '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'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '-0.38 dB'
'TXXX:replaygain_track_peak'                        '0.421201'

========================== row from database ==========================
                                              'id'  1495213
                                            'path'  /data/Music/Other/Pa/Nederlands/KindvKinderen/Onbewoond eiland.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  173
                                           'genre'  loc-eur-netherlands
                                        'filesize'  3467660
                                           'mtime'  1621637494
                                   'redo_metaread'  0
                                        'rest_str'   Pa Nederlands loc eur netherlands
                                      'tag_artist'  Various
                                     'tag_release'  KindvKinderen
                                       'tag_title'  Onbewoond eiland
                                             'bpm'  145.9
                                    'search_title'  'eiland':2 'onbewoond':1
                                   'search_artist'  'various':1
                                  'search_release'  'kinderen':3 'kindv':2 'kindvkinderen':1
                                     'search_rest'  'eur':4 'loc':3 'nederlands':2 'netherlands':5 'pa':1
                                    'search_combo'  'eiland':2A 'eur':10 'kinderen':6C 'kindv':5C 'kindvkinderen':4C 'loc':9 'nederlands':8 'netherlands':11 'onbewoond':1A 'pa':7 'various':3B
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-3', 'q-piano-1', 'Q-MIXBEAT-1', 'Q-OLDST-3', 'Q-GRIT-2', 'Q-CHART-2', 'Q-JZFKS-1', 'Q-UNU-1', 'q-drums-1', 'Q-SYN-1', 'q-other-3', 'Q-BUSY-3', 'Q-HAP-3', 'Q-PLAY-2', 'q-bass-1']
                                      'lastfmtags'  []
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621637493.982438  (2021-05-22 00:51:33)
                             'size'  3467660