======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '178'
                                          'artist'  'The Residents'
                                     'text_people'  ''
                                         'release'  'Petting Zoo'
                                           'title'  'Wolverines'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-UNU-3', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-2', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['electronic', 'post punk', 'avant garde', 'avantgarde', 'experimental']"
                                     'discogstags'  "['electronic', 'experimental']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '02'
                                      'tracktotal'  ''
                                            'date'  '2002'
                                        'comments'  ''
                                           'genre'  'electronic-experimental-oddness-calmer'
                                             'bpm'  '111.9'
                                             'key'  '5A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Petting Zoo'
'TBPM' (BPM (beats per minute))                     '111.9'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental-oddness-calmer'
'TDRC' (Recording time)                             '2002'
'TIT2' (Title/songname/content description)         'Wolverines'
'TKEY' (Initial key)                                '5A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Residents'
'TRCK' (Track number/Position in set)               '02'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '3'
'TXXX:discogstags'                                  ['electronic', 'experimental']
'TXXX:lastfmtags'                                   ['electronic', 'post punk', 'avant garde', 'avantgarde', 'experimental']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.52 dB'
'TXXX:replaygain_track_peak'                        '0.445601'

========================== row from database ==========================
                                              'id'  935067
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/The Residents/2002 - The Residents - Petting Zoo (East Side Digital) [192k]/02 - Wolverines.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  178
                                           'genre'  electronic-experimental-oddness-calmer
                                        'filesize'  4276642
                                           'mtime'  1636902855
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm 2002 (East Side Digital) [192k] 02 electronic experimental oddness calmer
                                      'tag_artist'  The Residents
                                     'tag_release'  Petting Zoo
                                       'tag_title'  Wolverines
                                             'bpm'  111.9
                                    'search_title'  'wolverines':1
                                   'search_artist'  'residents':2 'the':1
                                  'search_release'  'petting':1 'zoo':2
                                     'search_rest'  '192k':7,8 '2002':1 'calmer':12 'digital':5,6 'east':2,3 'electronic':9 'experimental':10 'oddness':11 'side':4
                                    'search_combo'  '192k':12,13 '2002':6 'calmer':17 'digital':10,11 'east':7,8 'electronic':14 'experimental':15 'oddness':16 'petting':4C 'residents':3B 'side':9 'the':2B 'wolverines':1A 'zoo':5C
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  5A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-3', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['electronic', 'post punk', 'avant garde', 'avantgarde', 'experimental']
                                        'tag_date'  2002
                                     'discogstags'  ['electronic', 'experimental']

============================== file details ==============================
                                           'mtime'  1636902855.187807  (2021-11-14 16:14:15)
                             'size'  4276642