======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '266'
                                          'artist'  'Roppongi Inc. Project'
                                     'text_people'  ''
                                         'release'  'Endzeit Bunkertracks [Act VI]'
                                           'title'  "Don't Kill Yourself"
                                           'quals'  ("['Q-UNU-2', 'Q-JZFKS-1', 'Q-HAP-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'Q-SYN-3', 'Q-BUSY-3', 'Q-GRIT-3', 'Q-PLAY-2', 'q-bass-2', "
 "'Q-CHART-1', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-1', "
 "'Q-MIXBEAT-2']")
                                      'lastfmtags'  "['electronic', 'ebm', 'techno-industrial', 'trance', 'hard trance']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  '17'
                                            'date'  '2012'
                                        'comments'  ''
                                           'genre'  'eid-ebm or industrial or darkwave'
                                             'bpm'  '140.1'
                                             'key'  '2A'
                                        'acoustid'  '445840a2-bcc5-463e-bfe3-27369c9fa087'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Endzeit Bunkertracks [Act VI]'
'TBPM' (BPM (beats per minute))                     '140.1'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'eid-ebm or industrial or darkwave'
'TDOR' (Original release time)                      '2012'
'TDRC' (Recording time)                             '2012-10-26'
'TIT2' (Title/songname/content description)         "Don't Kill Yourself"
'TKEY' (Initial key)                                '2A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Roppongi Inc. Project'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/5'
'TPUB' (Publisher)                                  'Alfa Matrix'
'TRCK' (Track number/Position in set)               '2/17'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'Roppongi Inc. Project'
'TSST' (Set subtitle)                               'Evil'
'TXXX:ASIN'                                         'B0094E5HYC'
'TXXX:Acoustid Id'                                  '445840a2-bcc5-463e-bfe3-27369c9fa087'
'TXXX:Artists'                                      'Roppongi Inc. Project'
'TXXX:BARCODE'                                      '882951017623'
'TXXX:CATALOGNUMBER'                                'AM1176FCD'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         '2b7df3e0-f05d-4e53-9c67-ae6ae19dd8aa'
'TXXX:MusicBrainz Album Release Country'            'XW'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album/compilation'
'TXXX:MusicBrainz Artist Id'                        '454527cd-1885-4ecb-bdfb-da7badfaea1a'
'TXXX:MusicBrainz Release Group Id'                 '8a5b9273-7c81-4eeb-b6ce-b39857211755'
'TXXX:MusicBrainz Release Track Id'                 '2100ff9d-e3af-43f7-a43f-138f0e519482'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '1'
'TXXX:Q-GRIT'                                       '3'
'TXXX:Q-HAP'                                        '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-SYN'                                        '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['electronic', 'ebm', 'techno-industrial', 'trance', 'hard trance']
'TXXX:originalyear'                                 '2012'
'TXXX:q-bass'                                       '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-2.06 dB'
'TXXX:replaygain_track_peak'                        '0.420514'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'b03cd970-756b-420a-a80b-5929cdbd5dd9')

========================== row from database ==========================
                                              'id'  1507632
                                            'path'  /data/Music/Bulk/00dwimp/cd1 evil/02 R.I.P. (Roppongi Inc. Project) - Don_t Kill Yourself.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  266
                                           'genre'  eid-ebm or industrial or darkwave
                                        'filesize'  10756480
                                           'mtime'  1620296840
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp cd1 evil 02 R.I.P. (Roppongi Project) Don_t eid ebm or industrial or darkwave
                                      'tag_artist'  Roppongi Inc. Project
                                     'tag_release'  Endzeit Bunkertracks [Act VI]
                                       'tag_title'  Don't Kill Yourself
                                             'bpm'  140.1
                                    'search_title'  'don':1 'dont':3 'kill':4 't':2 'yourself':5
                                   'search_artist'  'inc':2,3 'project':4 'roppongi':1
                                  'search_release'  'act':3,4 'bunkertracks':2 'endzeit':1 'vi':5,6
                                     'search_rest'  '00dwimp':1 'cd1':2 'darkwave':18 'don':12 'ebm':15 'eid':14 'evil':3 'i':5 'industrial':17 'or':16 'p':6 'project':10,11 'r':4 'rip':7 'roppongi':8,9 't':13
                                    'search_combo'  '00dwimp':16 'act':12C,13C 'bunkertracks':11C 'cd1':17 'darkwave':33 'don':1A,27 'dont':3A 'ebm':30 'eid':29 'endzeit':10C 'evil':18 'i':20 'inc':7B,8B 'industrial':32 'kill':4A 'or':31 'p':21 'project':9B,25,26 'r':19 'rip':22 'roppongi':6B,23,24 't':2A,28 'vi':14C,15C 'yourself':5A
                                    'tag_tracknum'  2
                                      'num_images'  1
                                             'key'  2A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'Q-MIXBEAT-2', 'Q-OLDST-3', 'Q-GRIT-3', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-CHART-1', 'q-drums-4', 'Q-SYN-3', 'q-other-2', 'Q-BUSY-3', 'Q-HAP-1', 'Q-PLAY-2', 'q-bass-2']
                                      'lastfmtags'  ['electronic', 'ebm', 'techno-industrial', 'trance', 'hard trance']
                                        'tag_date'  2012
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620296840.3283122  (2021-05-06 12:27:20)
                             'size'  10756480