======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '151'
                                          'artist'  'Masonna'
                                     'text_people'  ''
                                         'release'  'Dispersa'
                                           'title'  "Susie's Gone"
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-4', 'q-syn-3', 'q-bass-1', 'q-busy-3', "
 "'q-grit-2', 'q-play-3', 'Q-OLDST-3', 'q-chart-2', 'q-drums-1', 'q-other-4', "
 "'q-piano-1', 'q-vocals-3', 'Q-HHRNBTT-1', 'q-mixbeat-1', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['noise', 'harsh noise', 'japanoise', 'experimental', 'japanese']"
                                     'discogstags'  "['noise', 'electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  ''
                                            'date'  '1996'
                                        'comments'  ''
                                           'genre'  'electronic-experimental-noise'
                                             'bpm'  '140.2'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Dispersa'
'TBPM' (BPM (beats per minute))                     '140.2'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental-noise'
'TDRC' (Recording time)                             '1996'
'TIT2' (Title/songname/content description)         "Susie's Gone"
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Masonna'
'TPE2' (Band/orchestra/accompaniment)               'Masonna'
'TRCK' (Track number/Position in set)               '2'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '4'
'TXXX:discogstags'                                  ['noise', 'electronic']
'TXXX:lastfmtags'                                   ['noise', 'harsh noise', 'japanoise', 'experimental', 'japanese']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.31 dB'
'TXXX:replaygain_track_peak'                        '0.438200'

========================== row from database ==========================
                                              'id'  1506532
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Masonna - Dispersa/02 Susie_s Gone.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  151
                                           'genre'  electronic-experimental-noise
                                        'filesize'  3646060
                                           'mtime'  1636915756
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm 02 Susie_s electronic experimental noise
                                      'tag_artist'  Masonna
                                     'tag_release'  Dispersa
                                       'tag_title'  Susie's Gone
                                             'bpm'  140.2
                                    'search_title'  'gone':4 's':2 'susie':1 'susies':3
                                   'search_artist'  'masonna':1
                                  'search_release'  'dispersa':1
                                     'search_rest'  'electronic':3 'experimental':4 'noise':5 's':2 'susie':1
                                    'search_combo'  'dispersa':6C 'electronic':9 'experimental':10 'gone':4A 'masonna':5B 'noise':11 's':2A,8 'susie':1A,7 'susies':3A
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-4', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-3', 'q-chart-2', 'q-other-4', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['noise', 'harsh noise', 'japanoise', 'experimental', 'japanese']
                                        'tag_date'  1996
                                     'discogstags'  ['noise', 'electronic']

============================== file details ==============================
                                           'mtime'  1636915756.180135  (2021-11-14 19:49:16)
                             'size'  3646060