======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '212'
                                          'artist'  'triumvirat'
                                     'text_people'  ''
                                         'release'  'Progsoup 26'
                                           'title'  'dance on the vulcano'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-2', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  ("['german', 'krautrock', 'symphonic prog', 'rock', 'progressive rock', "
 "'classic rock']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '52'
                                      'tracktotal'  ''
                                            'date'  '1975'
                                        'comments'  ''
                                           'genre'  'rock-cppex-progressive'
                                             'bpm'  '137.758'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Progsoup 26'
'TBPM' (BPM (beats per minute))                     '137.758'
'TCON' (Content type, a.k.a. Genre)                 'rock-cppex-progressive'
'TDRC' (Recording time)                             '1975'
'TIT2' (Title/songname/content description)         'dance on the vulcano'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'triumvirat'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '52'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['german',
 'krautrock',
 'symphonic prog',
 'rock',
 'progressive rock',
 'classic rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.74 dB'
'TXXX:replaygain_track_peak'                        '0.532581'
'TXXX:tracknum'                                     '1501'

========================== row from database ==========================
                                              'id'  1412273
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/PROGSOUP/progsoup 26/1501 triumvirat - dance on the vulcano.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  212
                                           'genre'  rock-cppex-progressive
                                        'filesize'  8490942
                                           'mtime'  1620737006
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy PROGSOUP progsoup 1501 rock cppex progressive
                                      'tag_artist'  triumvirat
                                     'tag_release'  Progsoup 26
                                       'tag_title'  dance on the vulcano
                                             'bpm'  137.758
                                    'search_title'  'dance':1 'on':2 'the':3 'vulcano':4
                                   'search_artist'  'triumvirat':1
                                  'search_release'  '26':2 'progsoup':1
                                     'search_rest'  '1501':3 'classicprogpsy':1 'cppex':5 'progressive':6 'progsoup':2 'rock':4
                                    'search_combo'  '1501':10 '26':7C 'classicprogpsy':8 'cppex':12 'dance':1A 'on':2A 'progressive':13 'progsoup':6C,9 'rock':11 'the':3A 'triumvirat':5B 'vulcano':4A
                                    'tag_tracknum'  52
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['german', 'krautrock', 'symphonic prog', 'rock', 'progressive rock', 'classic rock']
                                        'tag_date'  1975
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620737005.5838354  (2021-05-11 14:43:25)
                             'size'  8490942