======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '292'
                                          'artist'  'Chew Lips'
                                     'text_people'  ''
                                         'release'  'Kitsuné Maison Compilation 8'
                                           'title'  'Salt Air (Alex Kapranos Remix)'
                                           'quals'  ("['Q-JZFKS-1', 'Q-UNU-1', 'q-syn-3', 'q-bass-1', 'q-busy-3', 'q-grit-2', "
 "'q-play-3', 'Q-OLDST-3', 'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', "
 "'q-vocals-2', 'Q-HHRNBTT-1', 'q-mixbeat-2', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['electronic', 'indie', 'electropop', 'female vocalists', 'synthpop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '13'
                                      'tracktotal'  ''
                                            'date'  '2009'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '121.994'
                                             'key'  '10B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Kitsuné Maison Compilation 8'
'TBPM' (BPM (beats per minute))                     '121.994'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDRC' (Recording time)                             '2009'
'TIT2' (Title/songname/content description)         'Salt Air (Alex Kapranos Remix)'
'TKEY' (Initial key)                                '10B'
'TPE1' (Lead performer(s)/Soloist(s))               'Chew Lips'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '13'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['electronic', 'indie', 'electropop', 'female vocalists', 'synthpop']
'TXXX:q-bass'                                       '1'
'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'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.23 dB'
'TXXX:replaygain_track_peak'                        '0.554899'

========================== row from database ==========================
                                              'id'  1319641
                                            'path'  /data/Music/Bulk/00poprockelectronic/Kitsune Maison Compilation 8 (2009)/13.Salt Air (Alex Kapranos Remix).mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  292
                                           'genre'  electronic-unsorted
                                        'filesize'  11724034
                                           'mtime'  1620570378
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Kitsune (2009) 13.Salt electronic unsorted
                                      'tag_artist'  Chew Lips
                                     'tag_release'  Kitsuné Maison Compilation 8
                                       'tag_title'  Salt Air (Alex Kapranos Remix)
                                             'bpm'  121.994
                                    'search_title'  'air':2 'alex':3,4 'kapranos':5 'remix':6,7 'salt':1
                                   'search_artist'  'chew':1 'lips':2
                                  'search_release'  '8':5 'compilation':4 'kitsune':1,2 'maison':3
                                     'search_rest'  '00poprockelectronic':1 '13':5 '13salt':7 '2009':3,4 'electronic':8 'kitsune':2 'salt':6 'unsorted':9
                                    'search_combo'  '00poprockelectronic':15 '13':19 '13salt':21 '2009':17,18 '8':14C 'air':2A 'alex':3A,4A 'chew':8B 'compilation':13C 'electronic':22 'kapranos':5A 'kitsune':10C,11C,16 'lips':9B 'maison':12C 'remix':6A,7A 'salt':1A,20 'unsorted':23
                                    'tag_tracknum'  13
                                      'num_images'  0
                                             'key'  10B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', '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-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['electronic', 'indie', 'electropop', 'female vocalists', 'synthpop']
                                        'tag_date'  2009
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620570378.1950166  (2021-05-09 16:26:18)
                             'size'  11724034