======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '339'
                                          'artist'  'Marek Hemmann'
                                     'text_people'  ''
                                         'release'  'Bittersweet'
                                           'title'  'Endless'
                                           'quals'  ("['Q-MIXBEAT-3', 'Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-JZFKS-1', 'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', "
 "'q-play-2', 'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', "
 "'q-vocals-1']")
                                      'lastfmtags'  "['minimal techno', 'house', 'techno', 'electronic', 'minimal']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '06'
                                      'tracktotal'  ''
                                            'date'  '2013'
                                        'comments'  ''
                                           'genre'  'electronic-th-techno-minimal or deephouse'
                                             'bpm'  '127.0'
                                             'key'  '2B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
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'PRIV:WM/MediaClassSecondaryID:\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'  PRIV(owner='WM/MediaClassSecondaryID', data=b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')
'PRIV:WM/Provider:A\x00M\x00G\x00\x00\x00'          PRIV(owner='WM/Provider', data=b'A\x00M\x00G\x00\x00\x00')
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'PRIV:WM/WMCollectionID:+Z83\\-úI«l*Sd$?÷'          PRIV(owner='WM/WMCollectionID', data=b'+Z83\\-\xfaI\xabl*Sd$?\xf7')
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'TALB' (Album/Movie/Show title)                     'Bittersweet'
'TBPM' (BPM (beats per minute))                     '127.0'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-techno-minimal or deephouse'
'TDRC' (Recording time)                             '2013'
'TENC' (Encoded by)                                 'www.djscorner.ws'
'TIT2' (Title/songname/content description)         'Endless'
'TKEY' (Initial key)                                '2B'
'TPE1' (Lead performer(s)/Soloist(s))               'Marek Hemmann'
'TPE2' (Band/orchestra/accompaniment)               'Marek Hemmann'
'TPUB' (Publisher)                                  'Freude Am Tanzen Germany '
'TRCK' (Track number/Position in set)               '06'
'TXXX:DOWNLOADED'                                   'OWNLOADED'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:Source'                                       'OURCE'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['minimal techno', 'house', 'techno', 'electronic', 'minimal']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-3.66 dB'
'TXXX:replaygain_track_peak'                        '0.509116'
'WXXX:'                                             WXXX(encoding=<Encoding.LATIN1: 0>, desc='', url='www.djscorner.ws')

========================== row from database ==========================
                                              'id'  1348785
                                            'path'  /data/Music/Bulk/00poprockelectronic/Lanig/06. Endless - www.djscorner.ws.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  339
                                           'genre'  electronic-th-techno-minimal or deephouse
                                        'filesize'  13687746
                                           'mtime'  1621085254
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Lanig 06. www.djscorner.ws electronic th techno minimal or deephouse
                                      'tag_artist'  Marek Hemmann
                                     'tag_release'  Bittersweet
                                       'tag_title'  Endless
                                             'bpm'  127.0
                                    'search_title'  'endless':1
                                   'search_artist'  'hemmann':2 'marek':1
                                  'search_release'  'bittersweet':1
                                     'search_rest'  '00poprockelectronic':1 '06':3,4 'deephouse':14 'djscorner':6 'electronic':9 'lanig':2 'minimal':12 'or':13 'techno':11 'th':10 'ws':7 'www':5 'wwwdjscornerws':8
                                    'search_combo'  '00poprockelectronic':5 '06':7,8 'bittersweet':4C 'deephouse':18 'djscorner':10 'electronic':13 'endless':1A 'hemmann':3B 'lanig':6 'marek':2B 'minimal':16 'or':17 'techno':15 'th':14 'ws':11 'www':9 'wwwdjscornerws':12
                                    'tag_tracknum'  6
                                      'num_images'  1
                                             'key'  2B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'Q-MIXBEAT-3', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-2', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['minimal techno', 'house', 'techno', 'electronic', 'minimal']
                                        'tag_date'  2013
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1621085254.068778  (2021-05-15 15:27:34)
                             'size'  13687746