======================== unified (from filesystem) ========================
                                         'bitrate'  '193.249'
                                        'duration'  '193'
                                          'artist'  'Timo Maas'
                                     'text_people'  'Martin Buttrich/Timo Maas'
                                         'release'  'Pictures'
                                           'title'  'Slip In Electrokid'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'Q-UNU-1', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['dance', 'house', 'electronica', 'electronic', 'trance']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  ''
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio-dance'
                                             'bpm'  '112.010'
                                             'key'  '7B'
                                        'acoustid'  ''
rest: ''

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

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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')
'PRIV:WM/UniqueFileIdentifier:A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x00 \x007\x008\x003\x009\x009\x004\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x002\x007\x007\x008\x007\x002\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x008\x002\x005\x003\x001\x003\x009\x00\x00\x00'  PRIV(owner='WM/UniqueFileIdentifier', data=b'A\x00M\x00G\x00a\x00_\x00i\x00d\x00=\x00R\x00 \x00 \x00 \x007\x008\x003\x009\x009\x004\x00;\x00A\x00M\x00G\x00p\x00_\x00i\x00d\x00=\x00P\x00 \x00 \x00 \x002\x007\x007\x008\x007\x002\x00;\x00A\x00M\x00G\x00t\x00_\x00i\x00d\x00=\x00T\x00 \x00 \x008\x002\x005\x003\x001\x003\x009\x00\x00\x00')
'PRIV:WM/WMCollectionGroupID:ë©\x04ªò³\x81A\x83Kzq¡Å\x073'  PRIV(owner='WM/WMCollectionGroupID', data=b'\xeb\xa9\x04\xaa\xf2\xb3\x81A\x83Kzq\xa1\xc5\x073')
'PRIV:WM/WMCollectionID:ë©\x04ªò³\x81A\x83Kzq¡Å\x073'  PRIV(owner='WM/WMCollectionID', data=b'\xeb\xa9\x04\xaa\xf2\xb3\x81A\x83Kzq\xa1\xc5\x073')
'PRIV:WM/WMContentID:×)ê2ïä4K¥=J\x1dÙ°\r5'          PRIV(owner='WM/WMContentID', data=b'\xd7)\xea2\xef\xe44K\xa5=J\x1d\xd9\xb0\r5')
'TALB' (Album/Movie/Show title)                     'Pictures'
'TBPM' (BPM (beats per minute))                     '112.010'
'TCOM' (Composer)                                   'Martin Buttrich/Timo Maas'
'TCON' (Content type, a.k.a. Genre)                 'electronic-generic or radio-dance'
'TDRC' (Recording time)                             '2005'
'TIT2' (Title/songname/content description)         'Slip In Electrokid'
'TKEY' (Initial key)                                '7B'
'TPE1' (Lead performer(s)/Soloist(s))               'Timo Maas'
'TPE2' (Band/orchestra/accompaniment)               'Timo Maas'
'TPUB' (Publisher)                                  'Ultra'
'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'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['dance', 'house', 'electronica', 'electronic', 'trance']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.88 dB'
'TXXX:replaygain_track_peak'                        '0.830089'

========================== row from database ==========================
                                              'id'  1324821
                                            'path'  /data/Music/Bulk/00poprockelectronic/Timo Maas/Timo_Maas-Pictures-Retail-2005-DDS/01-slip_in_electrokid.mp3
                                         'working'  None
                                         'bitrate'  193
                                    'duration_sec'  193
                                           'genre'  electronic-generic or radio-dance
                                        'filesize'  4674820
                                           'mtime'  1621696688
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Timo_Maas Retail 2005 DDS 01 slip_in_electrokid electronic generic or radio dance
                                      'tag_artist'  Timo Maas
                                     'tag_release'  Pictures
                                       'tag_title'  Slip In Electrokid
                                             'bpm'  112.01
                                    'search_title'  'electrokid':3 'in':2 'slip':1
                                   'search_artist'  'maas':2 'timo':1
                                  'search_release'  'pictures':1
                                     'search_rest'  '00poprockelectronic':1 '2005':5 'dance':14 'dds':6 'electrokid':9 'electronic':10 'generic':11 'in':8 'maas':3 'or':12 'radio':13 'retail':4 'slip':7 'timo':2
                                    'search_combo'  '00poprockelectronic':7 '2005':11 'dance':20 'dds':12 'electrokid':3A,15 'electronic':16 'generic':17 'in':2A,14 'maas':5B,9 'or':18 'pictures':6C 'radio':19 'retail':10 'slip':1A,13 'timo':4B,8
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  7B
                                           '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-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['dance', 'house', 'electronica', 'electronic', 'trance']
                                        'tag_date'  2005
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1621696687.8724265  (2021-05-22 17:18:07)
                             'size'  4674820