======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '220'
                                          'artist'  'Juli'
                                     'text_people'  ''
                                         'release'  'Es ist Juli'
                                           'title'  'Ich verschwinde'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['german', 'deutsch', 'female vocalists', 'pop', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '11'
                                      'tracktotal'  ''
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'loc-eur-germany;rock-pop'
                                             'bpm'  '91.267'
                                             'key'  '8B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Es ist Juli'
'TBPM' (BPM (beats per minute))                     '91.267'
'TCON' (Content type, a.k.a. Genre)                 ['loc-eur-germany', 'rock-pop']
'TDRC' (Recording time)                             '2004'
'TIT2' (Title/songname/content description)         'Ich verschwinde'
'TKEY' (Initial key)                                '8B'
'TPE1' (Lead performer(s)/Soloist(s))               'Juli'
'TRCK' (Track number/Position in set)               '11'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['german', 'deutsch', 'female vocalists', 'pop', 'rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.10 dB'
'TXXX:replaygain_track_peak'                        '0.365168'

========================== row from database ==========================
                                              'id'  1291005
                                            'path'  /data/Music/Bulk/00poprockelectronic/Juli/11 - Ich verschwinde.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  220
                                           'genre'  loc-eur-germany;rock-pop
                                        'filesize'  8817726
                                           'mtime'  1623431812
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 11 loc eur germany;rock pop
                                      'tag_artist'  Juli
                                     'tag_release'  Es ist Juli
                                       'tag_title'  Ich verschwinde
                                             'bpm'  91.267
                                    'search_title'  'ich':1 'verschwinde':2
                                   'search_artist'  'juli':1
                                  'search_release'  'es':1 'ist':2 'juli':3
                                     'search_rest'  '00poprockelectronic':1 'eur':3 'germany':4,6 'loc':2 'pop':8 'rock':5,7
                                    'search_combo'  '00poprockelectronic':7 'es':4C 'eur':9 'germany':10,12 'ich':1A 'ist':5C 'juli':3B,6C 'loc':8 'pop':14 'rock':11,13 'verschwinde':2A
                                    'tag_tracknum'  11
                                      'num_images'  0
                                             'key'  8B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-3', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['german', 'deutsch', 'female vocalists', 'pop', 'rock']
                                        'tag_date'  2004
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1623431812.1516438  (2021-06-11 19:16:52)
                             'size'  8817726