======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '500'
                                          'artist'  'Hal McGee'
                                     'text_people'  ''
                                         'release'  'Classwar Karaoke - 0013 Survey'
                                           'title'  'No-Input Mixer For Classwar Karaoke Survey 0013'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-3', 'Q-OLDST-3', 'Q-LOCALNESS-1', "
 "'Q-HHRNBTT-1', 'q-syn-1', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['experimental', 'noise', 'ilse', 'electronic', 'hal mcgee']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '16'
                                      'tracktotal'  '36'
                                            'date'  '2011'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '109.3'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'POPM:Windows Media Player 9 Series'                POPM(email='Windows Media Player 9 Series', rating=255)
'PRIV:WM/MediaClassPrimaryID:¼}`Ñ#ãâK\x86¡H¤*(D\x1e'  PRIV(owner='WM/MediaClassPrimaryID', data=b'\xbc}`\xd1#\xe3\xe2K\x86\xa1H\xa4*(D\x1e')
'PRIV:WM/MediaClassSecondaryID:\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'  PRIV(owner='WM/MediaClassSecondaryID', data=b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')
'TALB' (Album/Movie/Show title)                     'Classwar Karaoke - 0013 Survey'
'TBPM' (BPM (beats per minute))                     '109.3'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDRC' (Recording time)                             '2011'
'TIT2' (Title/songname/content description)         'No-Input Mixer For Classwar Karaoke Survey 0013'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Hal McGee'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPUB' (Publisher)                                  'Classwar Karaoke'
'TRCK' (Track number/Position in set)               '16/36'
'TXXX:COMPILATION'                                  '1'
'TXXX:DISCOGS_ARTIST_LINK'                          'Hal%20McGee'
'TXXX:DISCOGS_CATALOG'                              'CWK_0013'
'TXXX:DISCOGS_COUNTRY'                              'Germany'
'TXXX:DISCOGS_LABEL_LINK'                           'Classwar%20Karaoke'
'TXXX:DISCOGS_ORIGINAL_TRACK_NUMBER'                '16'
'TXXX:DISCOGS_RELEASED'                             '28 Feb 2011'
'TXXX:DISCOGS_RELEASE_ID'                           '2746080'
'TXXX:DISCOGS_RELEASE_MONTH'                        '02'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '3'
'TXXX:STYLE'                                        ['Musique Concrète',
 'Abstract',
 'Drone',
 'Noise',
 'Dark Ambient',
 'Industrial',
 'Experimental']
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['experimental', 'noise', 'ilse', 'electronic', 'hal mcgee']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.31 dB'
'TXXX:replaygain_track_peak'                        '0.126616'

========================== row from database ==========================
                                              'id'  1387416
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Gurdonark - Various Artists - Classwar Karaoke - 0013 Survey (2011)/16. Hal McGee - No-Input Mixer For Classwar Karaoke Survey 0013.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  500
                                           'genre'  electronic-unsorted
                                        'filesize'  20007071
                                           'mtime'  1622758918
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm Gurdonark Various Artists (2011) 16. electronic unsorted
                                      'tag_artist'  Hal McGee
                                     'tag_release'  Classwar Karaoke - 0013 Survey
                                       'tag_title'  No-Input Mixer For Classwar Karaoke Survey 0013
                                             'bpm'  109.3
                                    'search_title'  'classwar':6 'for':5 'input':2 'karaoke':7 'mixer':4 'no':1 'noinput':3 'survey':8
                                   'search_artist'  'gee':4 'hal':1 'mc':3 'mcgee':2
                                  'search_release'  'classwar':1 'karaoke':2 'survey':3
                                     'search_rest'  '16':6,7 '2011':4,5 'artists':3 'electronic':8 'gurdonark':1 'unsorted':9 'various':2
                                    'search_combo'  '16':21,22 '2011':19,20 'artists':18 'classwar':6A,13C 'electronic':23 'for':5A 'gee':12B 'gurdonark':16 'hal':9B 'input':2A 'karaoke':7A,14C 'mc':11B 'mcgee':10B 'mixer':4A 'no':1A 'noinput':3A 'survey':8A,15C 'unsorted':24 'various':17
                                    'tag_tracknum'  16
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', '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-4', 'q-syn-1', 'q-chart-1', 'q-other-3', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['experimental', 'noise', 'ilse', 'electronic', 'hal mcgee']
                                        'tag_date'  2011
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1622758917.6599734  (2021-06-04 00:21:57)
                             'size'  20007071