======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '229'
                                          'artist'  'Deee-Lite'
                                     'text_people'  ''
                                         'release'  'The Very Best of Deee-Lite'
                                           'title'  'Pussycat Meow'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['dance', '90s', 'electronica', 'electronic', 'pop']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '10'
                                      'tracktotal'  ''
                                            'date'  '2001'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '114.092'
                                             'key'  '3B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'The Very Best of Deee-Lite'
'TBPM' (BPM (beats per minute))                     '114.092'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDRC' (Recording time)                             '2001'
'TIT2' (Title/songname/content description)         'Pussycat Meow'
'TKEY' (Initial key)                                '3B'
'TPE1' (Lead performer(s)/Soloist(s))               'Deee-Lite'
'TRCK' (Track number/Position in set)               '10'
'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', '90s', 'electronica', 'electronic', 'pop']
'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'                        '+0.11 dB'
'TXXX:replaygain_track_peak'                        '0.659541'

========================== row from database ==========================
                                              'id'  1339356
                                            'path'  /data/Music/Bulk/00poprockelectronic/Deee-Lite/Deee-Lite-10-Pussycat_Meow_jz.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  229
                                           'genre'  electronic-unsorted
                                        'filesize'  5516470
                                           'mtime'  1621696156
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 10 Pussycat_Meow_jz electronic unsorted
                                      'tag_artist'  Deee-Lite
                                     'tag_release'  The Very Best of Deee-Lite
                                       'tag_title'  Pussycat Meow
                                             'bpm'  114.092
                                    'search_title'  'meow':2 'pussycat':1
                                   'search_artist'  'deee':1 'deeelite':3 'lite':2
                                  'search_release'  'best':3 'deee':5 'deeelite':7 'lite':6 'of':4 'the':1 'very':2
                                     'search_rest'  '00poprockelectronic':1 'electronic':5 'jz':4 'meow':3 'pussycat':2 'unsorted':6
                                    'search_combo'  '00poprockelectronic':13 'best':8C 'deee':3B,10C 'deeelite':5B,12C 'electronic':17 'jz':16 'lite':4B,11C 'meow':2A,15 'of':9C 'pussycat':1A,14 'the':6C 'unsorted':18 'very':7C
                                    'tag_tracknum'  10
                                      'num_images'  0
                                             'key'  3B
                                           '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-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['dance', '90s', 'electronica', 'electronic', 'pop']
                                        'tag_date'  2001
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1621696155.803536  (2021-05-22 17:09:15)
                             'size'  5516470