======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '230'
                                          'artist'  'Klangkarussell'
                                     'text_people'  ''
                                         'release'  'JAAROVERZICHT Nederlandse Top 40 2013'
                                           'title'  'Sonnentanz'
                                           'quals'  ("['Q-JZFKS-1', 'Q-UNU-1', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', "
 "'q-play-3', 'Q-OLDST-3', 'q-chart-2', 'q-drums-4', 'q-other-1', 'q-piano-1', "
 "'q-vocals-1', 'Q-HHRNBTT-1', 'q-mixbeat-2', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['house', 'minimal', 'electro', 'electronic', 'tech-house']"
                                     'discogstags'  "['electronic', 'deep house']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '14'
                                      'tracktotal'  ''
                                            'date'  '2013'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '120.2'
                                             'key'  '4A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM::eng'                                         '© drOhimself'
'TALB' (Album/Movie/Show title)                     'JAAROVERZICHT Nederlandse Top 40 2013'
'TBPM' (BPM (beats per minute))                     '120.2'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TCOP' (Copyright message)                          '© drOhimself'
'TDRC' (Recording time)                             '2013'
'TENC' (Encoded by)                                 '© drOhimself'
'TIT2' (Title/songname/content description)         'Sonnentanz'
'TKEY' (Initial key)                                '4A'
'TOWN' (File owner/licensee)                        '© drOhimself'
'TPE1' (Lead performer(s)/Soloist(s))               'Klangkarussell'
'TPUB' (Publisher)                                  '© drOhimself'
'TRCK' (Track number/Position in set)               '14'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['electronic', 'deep house']
'TXXX:lastfmtags'                                   ['house', 'minimal', 'electro', 'electronic', 'tech-house']
'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'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-2.00 dB'
'TXXX:replaygain_track_peak'                        '0.423134'

========================== row from database ==========================
                                              'id'  1310818
                                            'path'  /data/Music/Bulk/00poprockelectronic/Klangkarussell - Sonnentanz  (CD single)/01  Sonnentanz  (Radio version) - Klangkarussell  (2013).mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  230
                                           'genre'  electronic-unsorted
                                        'filesize'  9256882
                                           'mtime'  1620570379
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic (CD single) (Radio version) (2013) electronic unsorted
                                      'tag_artist'  Klangkarussell
                                     'tag_release'  JAAROVERZICHT Nederlandse Top 40 2013
                                       'tag_title'  Sonnentanz
                                             'bpm'  120.2
                                    'search_title'  'sonnentanz':1
                                   'search_artist'  'klangkarussell':1
                                  'search_release'  '2013':5 '40':4 'jaaroverzicht':1 'nederlandse':2 'top':3
                                     'search_rest'  '00poprockelectronic':1 '2013':10,11 'cd':2,3 'electronic':12 'radio':6,7 'single':4,5 'unsorted':13 'version':8,9
                                    'search_combo'  '00poprockelectronic':8 '2013':7C,17,18 '40':6C 'cd':9,10 'electronic':19 'jaaroverzicht':3C 'klangkarussell':2B 'nederlandse':4C 'radio':13,14 'single':11,12 'sonnentanz':1A 'top':5C 'unsorted':20 'version':15,16
                                    'tag_tracknum'  14
                                      'num_images'  1
                                             'key'  4A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-1', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['house', 'minimal', 'electro', 'electronic', 'tech-house']
                                        'tag_date'  2013
                                     'discogstags'  ['electronic', 'deep house']

============================== file details ==============================
                                           'mtime'  1620570378.6939373  (2021-05-09 16:26:18)
                             'size'  9256882