======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '281'
                                          'artist'  'Yves Klein'
                                     'text_people'  ''
                                         'release'  'Nothing But... Nu-Disco 15 (2016)'
                                           'title'  'Your Time\xa0(Original Mix)'
                                           'quals'  ("['Q-JZFKS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', "
 "'q-syn-3', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', "
 "'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-2']")
                                      'lastfmtags'  "['drone', 'contemporary', 'silence', 'emptiness', 'roots of drone']"
                                     'discogstags'  "['non-music', 'speech', 'avantgarde', 'poetry']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2016'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '105.03'
                                             'key'  '6B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Nothing But... Nu-Disco 15 (2016)'
'TBPM' (BPM (beats per minute))                     '105.03'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDRC' (Recording time)                             '2016'
'TIT2' (Title/songname/content description)         'Your Time\xa0(Original Mix)'
'TKEY' (Initial key)                                '6B'
'TPE1' (Lead performer(s)/Soloist(s))               'Yves Klein'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['non-music', 'speech', 'avantgarde', 'poetry']
'TXXX:lastfmtags'                                   ['drone', 'contemporary', 'silence', 'emptiness', 'roots of drone']
'TXXX:q-bass'                                       '3'
'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'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.59 dB'
'TXXX:replaygain_track_peak'                        '0.600573'

========================== row from database ==========================
                                              'id'  1287164
                                            'path'  /data/Music/Bulk/00poprockelectronic/Marvin & Guy - 2015-2016/Yves Klein - Your Time (Original Mix).mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  281
                                           'genre'  electronic-unsorted
                                        'filesize'  11284512
                                           'mtime'  1620571224
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Marvin & Guy 2015 electronic unsorted
                                      'tag_artist'  Yves Klein
                                     'tag_release'  Nothing But... Nu-Disco 15 (2016)
                                       'tag_title'  Your Time (Original Mix)
                                             'bpm'  105.03
                                    'search_title'  'mix':5,6 'original':3,4 'time':2 'your':1
                                   'search_artist'  'klein':2 'yves':1
                                  'search_release'  '2016':7,8 'but':2,3 'disco':5 'nothing':1 'nu':4 'nudisco':6
                                     'search_rest'  '00poprockelectronic':1 '2015':4 'electronic':5 'guy':3 'marvin':2 'unsorted':6
                                    'search_combo'  '00poprockelectronic':17 '2015':20 '2016':15C,16C 'but':10C,11C 'disco':13C 'electronic':21 'guy':19 'klein':8B 'marvin':18 'mix':5A,6A 'nothing':9C 'nu':12C 'nudisco':14C 'original':3A,4A 'time':2A 'unsorted':22 'your':1A 'yves':7B
                                    'tag_tracknum'  None
                                      'num_images'  1
                                             'key'  6B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', '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-1', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['drone', 'contemporary', 'silence', 'emptiness', 'roots of drone']
                                        'tag_date'  2016
                                     'discogstags'  ['non-music', 'speech', 'avantgarde', 'poetry']

============================== file details ==============================
                                           'mtime'  1620571224.068682  (2021-05-09 16:40:24)
                             'size'  11284512