======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '171'
                                          'artist'  'John Oswald'
                                     'text_people'  ''
                                         'release'  '69 Plunderphonics 96 (1 of 2) [Seeland]'
                                           'title'  "Don't"
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-3', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['plunderphonics', 'canadian', 'mash up', 'experimental', 'sound collage']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '22'
                                      'tracktotal'  ''
                                            'date'  '2001'
                                        'comments'  ''
                                           'genre'  'electronic-experimental-collage'
                                             'bpm'  '145.3'
                                             'key'  '11A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:iTunNORM:eng'                                 (' 000001C7 00000117 000015F4 00000864 000222F7 00024A35 000063E8 000046E2 '
 '000222F7 000249F0')
'PRIV:ZuneCollectionID:á:nW×\x95½J¢0·\x93C{eû'      PRIV(owner='ZuneCollectionID', data=b'\xe1:nW\xd7\x95\xbdJ\xa20\xb7\x93C{e\xfb')
'TALB' (Album/Movie/Show title)                     '69 Plunderphonics 96 (1 of 2) [Seeland]'
'TBPM' (BPM (beats per minute))                     '145.3'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental-collage'
'TDRC' (Recording time)                             '2001'
'TIT2' (Title/songname/content description)         "Don't"
'TKEY' (Initial key)                                '11A'
'TLEN' (Length)                                     '171624'
'TPE1' (Lead performer(s)/Soloist(s))               'John Oswald'
'TPE2' (Band/orchestra/accompaniment)               'John Oswald'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '22'
'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:lastfmtags'                                   ['plunderphonics', 'canadian', 'mash up', 'experimental', 'sound collage']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.99 dB'
'TXXX:replaygain_track_peak'                        '0.926983'

========================== row from database ==========================
                                              'id'  1509121
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/john oswald - 69 plunderphonics 96 (1 of 2) [seeland 2001]/John Oswald - 69 Plunderphonics 96 (1 of 2) [Seeland] - 22 - Don_t.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  171
                                           'genre'  electronic-experimental-collage
                                        'filesize'  4131291
                                           'mtime'  1636920757
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm john oswald plunderphonics [seeland 2001] 22 Don_t electronic experimental collage
                                      'tag_artist'  John Oswald
                                     'tag_release'  69 Plunderphonics 96 (1 of 2) [Seeland]
                                       'tag_title'  Don't
                                             'bpm'  145.3
                                    'search_title'  'don':1 'dont':3 't':2
                                   'search_artist'  'john':1 'oswald':2
                                  'search_release'  '1':4,5 '2':7,8 '69':1 '96':3 'of':6 'plunderphonics':2 'seeland':9,10
                                     'search_rest'  '2001':6,7 '22':8 'collage':13 'don':9 'electronic':11 'experimental':12 'john':1 'oswald':2 'plunderphonics':3 'seeland':4,5 't':10
                                    'search_combo'  '1':9C,10C '2':12C,13C '2001':21,22 '22':23 '69':6C '96':8C 'collage':28 'don':1A,24 'dont':3A 'electronic':26 'experimental':27 'john':4B,16 'of':11C 'oswald':5B,17 'plunderphonics':7C,18 'seeland':14C,15C,19,20 't':2A,25
                                    'tag_tracknum'  22
                                      'num_images'  1
                                             'key'  11A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', '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-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['plunderphonics', 'canadian', 'mash up', 'experimental', 'sound collage']
                                        'tag_date'  2001
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636920757.4378784  (2021-11-14 21:12:37)
                             'size'  4131291