======================== unified (from filesystem) ========================
                                         'bitrate'  '177.443'
                                        'duration'  '300'
                                          'artist'  'Micatone'
                                     'text_people'  ''
                                         'release'  'Is You Is'
                                           'title'  'Plastic Bags & Magazines'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['lounge', 'acid jazz', 'downtempo', 'nu jazz', 'chillout']"
                                     'discogstags'  "['electronic', 'future jazz']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  '12'
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'electronic-trip hop or downtempo or acid jazz'
                                             'bpm'  '124.929'
                                             'key'  '2A'
                                        'acoustid'  ''
rest: ''

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

'APIC:Cover Image'                                  type PictureType.COVER_FRONT (Cover (front)) b'Cover Image'
                                     
'POPM:\x01ÿþ3'                                      POPM(email='\x01ÿþ3', rating=153, count=0)
'TALB' (Album/Movie/Show title)                     'Is You Is'
'TBPM' (BPM (beats per minute))                     '124.929'
'TCON' (Content type, a.k.a. Genre)                 'electronic-trip hop or downtempo or acid jazz'
'TDOR' (Original release time)                      '2003'
'TDRC' (Recording time)                             '2003-04-22'
'TIT2' (Title/songname/content description)         'Plastic Bags & Magazines'
'TKEY' (Initial key)                                '2A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Micatone'
'TPE2' (Band/orchestra/accompaniment)               'Micatone'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Sonar Kollektiv'
'TRCK' (Track number/Position in set)               '2/12'
'TSO2'                                              'Micatone'
'TSOP' (Performer sort order)                       'Micatone'
'TSSE' (Software/Hardware and settings used for encoding)  ('Audiograbber 1.81.02, LAME dll 3.92, VBR 0 (Default method), Joint Stereo, '
 'High quality')
'TXXX:ASIN'                                         'B00008NGLV'
'TXXX:BARCODE'                                      '821730000524'
'TXXX:CATALOGNUMBER'                                'SK004CD'
'TXXX:FMPS_Rating'                                  '0.6'
'TXXX:MusicBrainz Album Artist Id'                  'ca30be07-e94e-4bd8-a022-1dfbc462905b'
'TXXX:MusicBrainz Album Id'                         '48ba88ba-8788-304c-9db3-2d9da94dd263'
'TXXX:MusicBrainz Album Release Country'            'DE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'ca30be07-e94e-4bd8-a022-1dfbc462905b'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['electronic', 'future jazz']
'TXXX:lastfmtags'                                   ['lounge', 'acid jazz', 'downtempo', 'nu jazz', 'chillout']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.23 dB'
'TXXX:replaygain_track_peak'                        '0.452535'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'02554840-3130-4989-91c8-1567324432c1')

========================== row from database ==========================
                                              'id'  1301349
                                            'path'  /data/Music/Bulk/00poprockelectronic/Micatone/Is You Is/02 - plastic bags & magazines.mp3
                                         'working'  None
                                         'bitrate'  177
                                    'duration_sec'  300
                                           'genre'  electronic-trip hop or downtempo or acid jazz
                                        'filesize'  6680807
                                           'mtime'  1636911313
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 02 plastic bags magazines electronic trip hop or downtempo or acid jazz
                                      'tag_artist'  Micatone
                                     'tag_release'  Is You Is
                                       'tag_title'  Plastic Bags & Magazines
                                             'bpm'  124.929
                                    'search_title'  'bags':2 'magazines':3 'plastic':1
                                   'search_artist'  'micatone':1
                                  'search_release'  'is':1 'you':2
                                     'search_rest'  '00poprockelectronic':1 'acid':10 'bags':3 'downtempo':9 'electronic':5 'hop':7 'jazz':11 'magazines':4 'or':8 'plastic':2 'trip':6
                                    'search_combo'  '00poprockelectronic':7 'acid':16 'bags':2A,9 'downtempo':15 'electronic':11 'hop':13 'is':5C 'jazz':17 'magazines':3A,10 'micatone':4B 'or':14 'plastic':1A,8 'trip':12 'you':6C
                                    'tag_tracknum'  2
                                      'num_images'  1
                                             'key'  2A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-3', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['lounge', 'acid jazz', 'downtempo', 'nu jazz', 'chillout']
                                        'tag_date'  2003
                                     'discogstags'  ['electronic', 'future jazz']

============================== file details ==============================
                                           'mtime'  1636911313.4583082  (2021-11-14 18:35:13)
                             'size'  6680807