======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '176'
                                          'artist'  'Papa Bue Vikings JB'
                                     'text_people'  ''
                                         'release'  'Papa Bue Vikings JB'
                                           'title'  'Silberfaden'
                                           'quals'  ("['Q-GRIT-2', 'Q-BUSY-3', 'Q-PLAY-3', 'q-bass-1', 'Q-CHART-2', 'q-drums-1', "
 "'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'  '96.3'
                                             'key'  'A m'  (8A)
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Papa Bue Vikings JB'
'TBPM' (BPM (beats per minute))                     '96.3'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-jazz-dixiestyle'
'TENC' (Encoded by)                                 'iTunes v4.2.0.72'
'TIT2' (Title/songname/content description)         'Silberfaden'
'TKEY' (Initial key)                                'A m'
'TPE1' (Lead performer(s)/Soloist(s))               'Papa Bue Vikings JB'
'TPE2' (Band/orchestra/accompaniment)               'Papa Bue Vikings JB'
'TXXX:MusicMagic Data'                              'AQEBWpjGhcyh2Lo0g+Z2uit2gAGAkYACGhuxxv0BgAH5TqSTgAEpmq06gAH4MprIiBOAAbuo0NzKI4ABgAGUahvgBsqwoqGtgAKAAQ=='
'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'                                       '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.06 dB'
'TXXX:replaygain_track_peak'                        '0.646075'

========================== row from database ==========================
                                              'id'  1495585
                                            'path'  /data/Music/Other/Pa/Dixieland/Papa Bue Vikings JB/Silberfaden.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  176
                                           'genre'  prerock-jb-jazz-dixiestyle
                                        'filesize'  3540287
                                           'mtime'  1621091528
                                   'redo_metaread'  0
                                        'rest_str'   Dixieland prerock jb jazz dixiestyle
                                      'tag_artist'  Papa Bue Vikings JB
                                     'tag_release'  Papa Bue Vikings JB
                                       'tag_title'  Silberfaden
                                             'bpm'  96.3
                                    'search_title'  'silberfaden':1
                                   'search_artist'  'bue':2 'jb':4 'papa':1 'vikings':3
                                  'search_release'  'bue':2 'jb':4 'papa':1 'vikings':3
                                     'search_rest'  'dixieland':1 'dixiestyle':5 'jazz':4 'jb':3 'prerock':2
                                    'search_combo'  'bue':3B,7C 'dixieland':10 'dixiestyle':14 'jazz':13 'jb':5B,9C,12 'papa':2B,6C 'prerock':11 'silberfaden':1A 'vikings':4B,8C
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  A 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-1', 'Q-SYN-1', 'q-other-4', 'Q-BUSY-3', 'Q-HAP-3', 'Q-PLAY-3', 'q-bass-1']
                                      'lastfmtags'  []
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621091528.4151168  (2021-05-15 17:12:08)
                             'size'  3540287