======================== unified (from filesystem) ========================
                                         'bitrate'  '160.432'
                                        'duration'  '227'
                                          'artist'  'Add N to (X)'
                                     'text_people'  ''
                                         'release'  'Add Insult to Injury'
                                           'title'  'Kingdom of Shades'
                                           'quals'  ("['Q-HAP-2', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-UNU-2', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-4', 'q-grit-3', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['electronica', 'electroclash', 'electronic', 'electro', 'experimental']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  '12'
                                            'date'  '2000'
                                        'comments'  ''
                                           'genre'  'electronic-experimental-glitch-breakcore'
                                             'bpm'  '99.7'
                                             'key'  '5A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Add Insult to Injury'
'TBPM' (BPM (beats per minute))                     '99.7'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental-glitch-breakcore'
'TDRC' (Recording time)                             '2000-10-17'
'TIT2' (Title/songname/content description)         'Kingdom of Shades'
'TKEY' (Initial key)                                '5A'
'TPE1' (Lead performer(s)/Soloist(s))               'Add N to (X)'
'TPE2' (Band/orchestra/accompaniment)               'Add N to (X)'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '4/12'
'TSO2'                                              'Add N to (X)'
'TSOP' (Performer sort order)                       'Add N to (X)'
'TSRC' (ISRC (international standard recording code))  'GBAJH0000290'
'TXXX:ASIN'                                         'B00004Z40B'
'TXXX:CATALOGNUMBER'                                'MUTE 9137-2'
'TXXX:LABEL'                                        'Mute Corporation'
'TXXX:MEDIA'                                        'CD'
'TXXX:MusicBrainz Album Artist Id'                  '8a723345-c62c-45ec-a45e-c1007f2981b4'
'TXXX:MusicBrainz Album Id'                         'ba233fe2-b1ab-4eea-a7f0-aebbd17869e0'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '8a723345-c62c-45ec-a45e-c1007f2981b4'
'TXXX:MusicBrainz Track Id'                         '6207d29c-733f-4355-8769-9312373abbea'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:iTunes_CDDB_IDs'                              '12+B43F4617E31FAFADDAE11134262C84E0+989220'
'TXXX:lastfmtags'                                   ['electronica', 'electroclash', 'electronic', 'electro', 'experimental']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '4'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-2.19 dB'
'TXXX:replaygain_track_peak'                        '0.626751'
'TXXX:tempo'                                        '00000 BPM'

========================== row from database ==========================
                                              'id'  1110154
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Add N To (X)/Add N To (X) - Add Insult To Injury/04 Kingdom Of Shades.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  227
                                           'genre'  electronic-experimental-glitch-breakcore
                                        'filesize'  4723476
                                           'mtime'  1620522369
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm To To To 04 Of electronic experimental glitch breakcore
                                      'tag_artist'  Add N to (X)
                                     'tag_release'  Add Insult to Injury
                                       'tag_title'  Kingdom of Shades
                                             'bpm'  99.7
                                    'search_title'  'kingdom':1 'of':2 'shades':3
                                   'search_artist'  'add':1 'n':2 'to':3 'x':4,5
                                  'search_release'  'add':1 'injury':4 'insult':2 'to':3
                                     'search_rest'  'breakcore':6 'electronic':3 'experimental':4 'glitch':5 'of':2 'to':1
                                    'search_combo'  'add':4B,9C 'breakcore':18 'electronic':15 'experimental':16 'glitch':17 'injury':12C 'insult':10C 'kingdom':1A 'n':5B 'of':2A,14 'shades':3A 'to':6B,11C,13 'x':7B,8B
                                    'tag_tracknum'  4
                                      'num_images'  1
                                             'key'  5A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-4', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-2', 'Q-HAP-2', 'q-bass-4', 'q-grit-3']
                                      'lastfmtags'  ['electronica', 'electroclash', 'electronic', 'electro', 'experimental']
                                        'tag_date'  2000
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620522369.1791317  (2021-05-09 03:06:09)
                             'size'  4723476