======================== unified (from filesystem) ========================
                                         'bitrate'  '499.821'
                                        'duration'  '499'
                                          'artist'  'DJ Tiesto'
                                     'text_people'  ''
                                         'release'  'Uplifting Progressive Trance'
                                           'title'  'Obsession (Filterheadz Remix)'
                                           'quals'  ("['q-grit-2', 'q-busy-3', 'q-other-2', 'q-unu-1', 'q-syn-3', 'q-jzfks-1', "
 "'q-drums-4', 'q-vocals-1', 'q-chart-2', 'q-bass-3', 'q-mixbeat-4', "
 "'q-piano-1', 'q-play-3', 'q-hhrnbtt-1', 'q-oldst-3', 'q-hap-3', "
 "'q-localness-1']")
                                      'lastfmtags'  "['trance', 'electronic', 'dance', 'techno', 'electronica']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '05'
                                      'tracktotal'  '9'
                                            'date'  '2002'
                                        'comments'  ''
                                           'genre'  'electronic-th-house-progressive'
                                             'bpm'  '135.004'
                                             'key'  '5A'
                                        'acoustid'  ''
rest: ''

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

'album'                                             'Uplifting Progressive Trance'
'albumartist'                                       'Various Artists'
'artist'                                            'DJ Tiesto'
'bpm'                                               '135.004'
'date'                                              '2002'
'discnumber'                                        '2'
'disctotal'                                         '2'
'genre'                                             'electronic-th-house-progressive'
'key'                                               '5A'
'lastfmtags'                                        ['trance', 'electronic', 'dance', 'techno', 'electronica']
'q-bass'                                            '3'
'q-busy'                                            '3'
'q-chart'                                           '2'
'q-drums'                                           '4'
'q-grit'                                            '2'
'q-hap'                                             '3'
'q-hhrnbtt'                                         '1'
'q-jzfks'                                           '1'
'q-localness'                                       '1'
'q-mixbeat'                                         '4'
'q-oldst'                                           '3'
'q-other'                                           '2'
'q-piano'                                           '1'
'q-play'                                            '3'
'q-syn'                                             '3'
'q-unu'                                             '1'
'q-vocals'                                          '1'
'replaygain_track_gain'                             '-7.98 dB'
'replaygain_track_peak'                             '1.023784'
'title'                                             'Obsession (Filterheadz Remix)'
'tracknumber'                                       '05'
'tracktotal'                                        '9'

========================== row from database ==========================
                                              'id'  730494
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/tribal electro ~ classic progressive house ~ uplifting progressive trance/DJ Tiesto - Obsession (Filterheadz Remix).ogg
                                         'working'  None
                                         'bitrate'  499
                                    'duration_sec'  499
                                           'genre'  electronic-th-house-progressive
                                        'filesize'  27385680
                                           'mtime'  1620580664
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm tribal electro ~ classic progressive house ~ uplifting progressive trance electronic th house progressive
                                      'tag_artist'  DJ Tiesto
                                     'tag_release'  Uplifting Progressive Trance
                                       'tag_title'  Obsession (Filterheadz Remix)
                                             'bpm'  135.004
                                    'search_title'  'filterheadz':2,3 'obsession':1 'remix':4,5
                                   'search_artist'  'dj':1 'tiesto':2
                                  'search_release'  'progressive':2 'trance':3 'uplifting':1
                                     'search_rest'  'classic':3 'electro':2 'electronic':8 'house':5 'progressive':4 'th':9 'trance':7 'tribal':1 'uplifting':6
                                    'search_combo'  'classic':13 'dj':6B 'electro':12 'electronic':18 'filterheadz':2A,3A 'house':15 'obsession':1A 'progressive':9C,14 'remix':4A,5A 'th':19 'tiesto':7B 'trance':10C,17 'tribal':11 'uplifting':8C,16
                                    'tag_tracknum'  5
                                      'num_images'  0
                                             'key'  5A
                                           'quals'  ['q-mixbeat-4', 'q-chart-2', 'q-other-2', 'q-oldst-3', 'q-grit-2', 'q-hap-3', 'q-drums-4', 'q-busy-3', 'q-localness-1', 'q-jzfks-1', 'q-hhrnbtt-1', 'q-syn-3', 'q-piano-1', 'q-play-3', 'q-bass-3', 'q-vocals-1', 'q-unu-1']
                                      'lastfmtags'  ['trance', 'electronic', 'dance', 'techno', 'electronica']
                                        'tag_date'  2002
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620580664.4747877  (2021-05-09 19:17:44)
                             'size'  27385680