======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '211'
                                          'artist'  'Marilyn Manson'
                                     'text_people'  ''
                                         'release'  'Smells Like Children'
                                           'title'  "Rock 'n' Roll Nigger"
                                           'quals'  ("['Q-UNU-2', 'Q-JZFKS-1', 'Q-HAP-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-1', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-3', 'q-play-3', "
 "'q-chart-4', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['industrial metal', 'industrial rock', 'industrial', 'metal', 'rock']"
                                     'discogstags'  "['electronic', 'rock', 'alternative rock', 'industrial']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '15'
                                      'tracktotal'  '16'
                                            'date'  '1995'
                                        'comments'  ''
                                           'genre'  'eid-metal-industrial'
                                             'bpm'  '121.6'
                                             'key'  '9A'
                                        'acoustid'  'ee3fd053-b8d7-4fde-bde9-0401731e1cad'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Smells Like Children'
'TBPM' (BPM (beats per minute))                     '121.6'
'TCON' (Content type, a.k.a. Genre)                 'eid-metal-industrial'
'TDOR' (Original release time)                      '1995'
'TDRC' (Recording time)                             '1995-10-24'
'TIPL' (Involved people list)                       TIPL(encoding=<Encoding.UTF16: 1>, people=[['producer', 'Trent Reznor']])
'TIT2' (Title/songname/content description)         "Rock 'n' Roll Nigger"
'TKEY' (Initial key)                                '9A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Marilyn Manson'
'TPE2' (Band/orchestra/accompaniment)               'Marilyn Manson'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Interscope Records/Nothing Records'
'TRCK' (Track number/Position in set)               '15/16'
'TSO2'                                              'Marilyn Manson'
'TSOP' (Performer sort order)                       'Marilyn Manson'
'TSRC' (ISRC (international standard recording code))  'USIR19500323'
'TXXX:ASIN'                                         'B000R0EPMW'
'TXXX:Acoustid Id'                                  'ee3fd053-b8d7-4fde-bde9-0401731e1cad'
'TXXX:BARCODE'                                      '765449264122'
'TXXX:CATALOGNUMBER'                                '92641-2/92641-2'
'TXXX:MusicBrainz Album Artist Id'                  '5dfdca28-9ddc-4853-933c-8bc97d87beec'
'TXXX:MusicBrainz Album Id'                         'ee4d3c26-171a-4f70-913d-f2c296a23319'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'ep'
'TXXX:MusicBrainz Artist Id'                        '5dfdca28-9ddc-4853-933c-8bc97d87beec'
'TXXX:Q-HAP'                                        '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['electronic', 'rock', 'alternative rock', 'industrial']
'TXXX:lastfmtags'                                   ['industrial metal', 'industrial rock', 'industrial', 'metal', 'rock']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+4.96 dB'
'TXXX:replaygain_track_peak'                        '0.193129'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'a71e30ca-b722-4251-9789-33427ac13873')

========================== row from database ==========================
                                              'id'  1209003
                                            'path'  /data/Music/Bulk/00dwimp/Smells Like Children/15 - rock n roll nigger.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  211
                                           'genre'  eid-metal-industrial
                                        'filesize'  3712858
                                           'mtime'  1620311073
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 15 rock roll nigger eid metal industrial
                                      'tag_artist'  Marilyn Manson
                                     'tag_release'  Smells Like Children
                                       'tag_title'  Rock 'n' Roll Nigger
                                             'bpm'  121.6
                                    'search_title'  'n':2,3 'nigger':5 'rock':1 'roll':4
                                   'search_artist'  'manson':2 'marilyn':1
                                  'search_release'  'children':3 'like':2 'smells':1
                                     'search_rest'  '00dwimp':1 'eid':5 'industrial':7 'metal':6 'nigger':4 'rock':2 'roll':3
                                    'search_combo'  '00dwimp':11 'children':10C 'eid':15 'industrial':17 'like':9C 'manson':7B 'marilyn':6B 'metal':16 'n':2A,3A 'nigger':5A,14 'rock':1A,12 'roll':4A,13 'smells':8C
                                    'tag_tracknum'  15
                                      'num_images'  1
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-4', 'q-other-3', 'Q-HAP-1', 'q-bass-2', 'q-grit-3']
                                      'lastfmtags'  ['industrial metal', 'industrial rock', 'industrial', 'metal', 'rock']
                                        'tag_date'  1995
                                     'discogstags'  ['electronic', 'rock', 'alternative rock', 'industrial']

============================== file details ==============================
                                           'mtime'  1620311073.4462645  (2021-05-06 16:24:33)
                             'size'  3712858