======================== unified (from filesystem) ========================
                                         'bitrate'  '210.756'
                                        'duration'  '250'
                                          'artist'  'Psapp'
                                     'text_people'  ''
                                         'release'  'Tiger, My Friend'
                                           'title'  'King Kong'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['indie', 'female vocalists', 'electronica', 'electronic', 'experimental']"
                                     'discogstags'  "['electronic', 'leftfield', 'synth-pop', 'experimental']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '8'
                                      'tracktotal'  ''
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'electronic-experimental'
                                             'bpm'  '102.024'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            'Track 8'
'TALB' (Album/Movie/Show title)                     'Tiger, My Friend'
'TBPM' (BPM (beats per minute))                     '102.024'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental'
'TDRC' (Recording time)                             '2004'
'TIT2' (Title/songname/content description)         'King Kong'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Psapp'
'TRCK' (Track number/Position in set)               '8'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['electronic', 'leftfield', 'synth-pop', 'experimental']
'TXXX:lastfmtags'                                   ['indie', 'female vocalists', 'electronica', 'electronic', 'experimental']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.11 dB'
'TXXX:replaygain_track_peak'                        '0.460797'

========================== row from database ==========================
                                              'id'  1269066
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Psapp/Tiger.My Friend/Psapp/Psapp - Tiger, My Friend - 08 - King Kong.mp3
                                         'working'  None
                                         'bitrate'  210
                                    'duration_sec'  250
                                           'genre'  electronic-experimental
                                        'filesize'  6598325
                                           'mtime'  1636916966
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm Tiger.My 08 electronic experimental
                                      'tag_artist'  Psapp
                                     'tag_release'  Tiger, My Friend
                                       'tag_title'  King Kong
                                             'bpm'  102.024
                                    'search_title'  'king':1 'kong':2
                                   'search_artist'  'psapp':1
                                  'search_release'  'friend':4 'my':3 'tiger':1,2
                                     'search_rest'  'electronic':4 'experimental':5 'my':2 'tiger':1 'tigermy':3
                                    'search_combo'  'electronic':11 'experimental':12 'friend':7C 'king':1A 'kong':2A 'my':6C,9 'psapp':3B 'tiger':4C,5C,8 'tigermy':10
                                    'tag_tracknum'  8
                                      'num_images'  0
                                             'key'  9A
                                           '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-3', 'q-syn-3', 'q-chart-2', 'q-other-2', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'female vocalists', 'electronica', 'electronic', 'experimental']
                                        'tag_date'  2004
                                     'discogstags'  ['electronic', 'leftfield', 'synth-pop', 'experimental']

============================== file details ==============================
                                           'mtime'  1636916965.5514562  (2021-11-14 20:09:25)
                             'size'  6598325