======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '329'
                                          'artist'  'Laibach'
                                     'text_people'  ''
                                         'release'  'WAT'
                                           'title'  'Wat'
                                           'quals'  ("['Q-UNU-2', 'Q-JZFKS-1', 'Q-LOCALNESS-2', 'Q-HAP-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-1', 'q-busy-3', 'q-grit-3', 'q-play-3', "
 "'q-chart-3', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['ebm', 'industrial', 'electronic', 'martial industrial', 'experimental']"
                                     'discogstags'  "['electronic', 'industrial']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '12'
                                      'tracktotal'  '13'
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'eid-ebm or industrial or darkwave'
                                             'bpm'  '129.233'
                                             'key'  '1A'
                                        'acoustid'  '4546b467-532c-4235-b612-8afd25a011e7'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            ' 00001492 000013C6 00007354'
'COMM:iTunNORM:eng'                                 (' 00001492 000013C6 00007354 000079BC 0004328E 0000FCB2 00008000 00008000 '
 '000000E8 000000E8')
'TALB' (Album/Movie/Show title)                     'WAT'
'TBPM' (BPM (beats per minute))                     '129.233'
'TCON' (Content type, a.k.a. Genre)                 'eid-ebm or industrial or darkwave'
'TDOR' (Original release time)                      '2003'
'TDRC' (Recording time)                             '2003-09-08'
'TIT2' (Title/songname/content description)         'Wat'
'TKEY' (Initial key)                                '1A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Laibach'
'TPE2' (Band/orchestra/accompaniment)               'Laibach'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Mute'
'TRCK' (Track number/Position in set)               '12/13'
'TSO2'                                              'Laibach'
'TSOP' (Performer sort order)                       'Laibach'
'TSRC' (ISRC (international standard recording code))  'GBAJH0300174'
'TXXX:Acoustid Id'                                  '4546b467-532c-4235-b612-8afd25a011e7'
'TXXX:CATALOGNUMBER'                                'CDSTUMM 223'
'TXXX:MusicBrainz Album Artist Id'                  'c779e090-909f-4403-a90e-c1d08cdbb719'
'TXXX:MusicBrainz Album Id'                         '7753f94c-f56e-4168-b7e3-2490b4d4866d'
'TXXX:MusicBrainz Album Release Country'            'XE'
'TXXX:MusicBrainz Album Status'                     'promotion'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'c779e090-909f-4403-a90e-c1d08cdbb719'
'TXXX:Q-HAP'                                        '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['electronic', 'industrial']
'TXXX:lastfmtags'                                   ['ebm', 'industrial', 'electronic', 'martial industrial', 'experimental']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.53 dB'
'TXXX:replaygain_track_peak'                        '0.413654'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'689bd139-25d8-49c3-9212-4e35506beecb')

========================== row from database ==========================
                                              'id'  1400245
                                            'path'  /data/Music/Bulk/00dwimp/00ebm-industrial-darkwave-goth/Laibach - WAT/12 WAT.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  329
                                           'genre'  eid-ebm or industrial or darkwave
                                        'filesize'  10035507
                                           'mtime'  1620296024
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 00ebm industrial darkwave goth 12 eid ebm or industrial or darkwave
                                      'tag_artist'  Laibach
                                     'tag_release'  WAT
                                       'tag_title'  Wat
                                             'bpm'  129.233
                                    'search_title'  'wat':1
                                   'search_artist'  'laibach':1
                                  'search_release'  'wat':1
                                     'search_rest'  '00dwimp':1 '00ebm':2 'darkwave':4 'ebm':7 'eid':6 'goth':5 'industrial':3 'or':8
                                    'search_combo'  '00dwimp':4 '00ebm':5 'darkwave':7 'ebm':10 'eid':9 'goth':8 'industrial':6 'laibach':2B 'or':11 'wat':1A,3C
                                    'tag_tracknum'  12
                                      'num_images'  1
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-3', 'q-other-2', 'Q-HAP-1', 'q-bass-1', 'q-grit-3']
                                      'lastfmtags'  ['ebm', 'industrial', 'electronic', 'martial industrial', 'experimental']
                                        'tag_date'  2003
                                     'discogstags'  ['electronic', 'industrial']

============================== file details ==============================
                                           'mtime'  1620296024.0637684  (2021-05-06 12:13:44)
                             'size'  10035507