======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '222'
                                          'artist'  'Furst Puckler Und Die Eisheiligen'
                                     'text_people'  ''
                                         'release'  'Sounds From Outer Space'
                                           'title'  'Schneemann Ade'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', "
 "'q-grit-2', 'q-play-3', 'Q-OLDST-3', 'q-chart-2', 'q-drums-4', 'q-other-2', "
 "'q-piano-1', 'q-vocals-3', 'Q-HHRNBTT-1', 'q-mixbeat-2', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['ndw']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  '23'
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '144.4'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'COMM:iTunNORM:eng'                                 (' 0000011E 00000162 00002A28 00002579 00007D1A 0001E6D6 00008157 000080B5 '
 '0000D1B1 00013634')
'COMM:iTunPGAP:eng'                                 '0'
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 000008A0 000000000095B050 00000000 006C8BC2 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'TALB' (Album/Movie/Show title)                     'Sounds From Outer Space'
'TBPM' (BPM (beats per minute))                     '144.4'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TENC' (Encoded by)                                 'iTunes 8.0.2'
'TIT2' (Title/songname/content description)         'Schneemann Ade'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Furst Puckler Und Die Eisheiligen'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '7/23'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   'ndw'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.18 dB'
'TXXX:replaygain_track_peak'                        '1.178270'

========================== row from database ==========================
                                              'id'  981735
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/sounds from outer space-vol. 2/Furst Puckler Und Die Eisheiligen - Schneemann Ade.mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  222
                                           'genre'  electronic-unsorted
                                        'filesize'  7122512
                                           'mtime'  1640870638
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm sounds from outer space vol. 2 electronic unsorted
                                      'tag_artist'  Furst Puckler Und Die Eisheiligen
                                     'tag_release'  Sounds From Outer Space
                                       'tag_title'  Schneemann Ade
                                             'bpm'  144.4
                                    'search_title'  'ade':2 'schneemann':1
                                   'search_artist'  'die':4 'eisheiligen':5 'furst':1 'puckler':2 'und':3
                                  'search_release'  'from':2 'outer':3 'sounds':1 'space':4
                                     'search_rest'  '2':7 'electronic':8 'from':2 'outer':3 'sounds':1 'space':4 'unsorted':9 'vol':5,6
                                    'search_combo'  '2':18 'ade':2A 'die':6B 'eisheiligen':7B 'electronic':19 'from':9C,13 'furst':3B 'outer':10C,14 'puckler':4B 'schneemann':1A 'sounds':8C,12 'space':11C,15 'und':5B 'unsorted':20 'vol':16,17
                                    'tag_tracknum'  7
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', 'Q-OLDST-3', 'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', 'Q-HHRNBTT-1', 'q-mixbeat-2', 'Q-LOCALNESS-1']
                                      'lastfmtags'  ['ndw']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1640870637.8519614  (2021-12-30 14:23:57)
                             'size'  7122512