======================== unified (from filesystem) ========================
                                         'bitrate'  '133.484'
                                        'duration'  '751'
                                          'artist'  'Electric Moon'
                                     'text_people'  ''
                                         'release'  'Lunatics'
                                           'title'  'Gefährliche Planetengirls'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', "
 "'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-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['krautrock', 'space rock', 'psychedelic rock', 'psychedelic', 'rock']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  ''
                                            'date'  '2010'
                                        'comments'  ''
                                           'genre'  'rock-cppex-psychedelic-space;set-pl-progspace'
                                             'bpm'  '117.1'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Lunatics'
'TBPM' (BPM (beats per minute))                     '117.1'
'TCON' (Content type, a.k.a. Genre)                 ['rock-cppex-psychedelic-space', 'set-pl-progspace', 'set-pl-progspace']
'TDRC' (Recording time)                             '2010'
'TIT2' (Title/songname/content description)         'Gefährliche Planetengirls'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Electric Moon'
'TRCK' (Track number/Position in set)               '1'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['krautrock', 'space rock', 'psychedelic rock', 'psychedelic', 'rock']
'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'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-2.70 dB'
'TXXX:replaygain_track_peak'                        '0.553763'

========================== row from database ==========================
                                              'id'  1412986
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/Electric Moon - Lunatics/Electric Moon - Gefährliche Planetengirls.mp3
                                         'working'  None
                                         'bitrate'  133
                                    'duration_sec'  751
                                           'genre'  rock-cppex-psychedelic-space;set-pl-progspace
                                        'filesize'  12553867
                                           'mtime'  1620736064
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy rock cppex psychedelic space;set pl progspace
                                      'tag_artist'  Electric Moon
                                     'tag_release'  Lunatics
                                       'tag_title'  Gefährliche Planetengirls
                                             'bpm'  117.1
                                    'search_title'  'gefahrliche':1,2 'planetengirls':3
                                   'search_artist'  'electric':1 'moon':2
                                  'search_release'  'lunatics':1
                                     'search_rest'  'classicprogpsy':1 'cppex':3 'pl':9 'progspace':10 'psychedelic':4 'rock':2 'set':6,8 'space':5,7
                                    'search_combo'  'classicprogpsy':7 'cppex':9 'electric':4B 'gefahrliche':1A,2A 'lunatics':6C 'moon':5B 'pl':15 'planetengirls':3A 'progspace':16 'psychedelic':10 'rock':8 'set':12,14 'space':11,13
                                    'tag_tracknum'  1
                                      'num_images'  1
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['krautrock', 'space rock', 'psychedelic rock', 'psychedelic', 'rock']
                                        'tag_date'  2010
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620736063.6250432  (2021-05-11 14:27:43)
                             'size'  12553867