======================== unified (from filesystem) ========================
                                         'bitrate'  '207.264'
                                        'duration'  '303'
                                          'artist'  'Slagsmålsklubben'
                                     'text_people'  ''
                                         'release'  'Sagan om konungens årsinkomst'
                                           'title'  'BIB'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-4', 'q-bass-4', 'q-busy-3', 'q-grit-1', 'q-play-3', "
 "'q-chart-3', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['swedish', 'bitpop', 'blipblop', 'electronic', 'synthpop']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  '13'
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'electronic-we-beeps or chip or pico'
                                             'bpm'  '113'
                                             'key'  '11A'
                                        'acoustid'  '74a4f4fc-831b-4a39-9b27-fd44c1d918c7'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:iTunNORM:eng'                                 (' 000012DF 0000183F 000093A9 0000A1BA 00009392 00009392 00008000 00008000 '
 '0000018A 0000018A')
'TALB' (Album/Movie/Show title)                     'Sagan om konungens årsinkomst'
'TBPM' (BPM (beats per minute))                     '113'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-beeps or chip or pico'
'TDOR' (Original release time)                      '2004'
'TDRC' (Recording time)                             '2004-10-15'
'TENC' (Encoded by)                                 'Lame 3.90.3 Mod'
'TIT2' (Title/songname/content description)         'BIB'
'TKEY' (Initial key)                                '11A'
'TLAN' (Language(s))                                'English'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Slagsmålsklubben'
'TPE2' (Band/orchestra/accompaniment)               'Slagsmålsklubben'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Beat That!'
'TRCK' (Track number/Position in set)               '6/13'
'TSO2'                                              'Slagsmålsklubben'
'TSOP' (Performer sort order)                       'Slagsmålsklubben'
'TXXX:ASIN'                                         'B000TLYU92'
'TXXX:Acoustid Id'                                  '74a4f4fc-831b-4a39-9b27-fd44c1d918c7'
'TXXX:Artists'                                      'Slagsmålsklubben'
'TXXX:CATALOGNUMBER'                                'BEAT026'
'TXXX:MusicBrainz Album Artist Id'                  '3869dbb7-da0c-455f-ad74-332a9d35d016'
'TXXX:MusicBrainz Album Id'                         'd8b76cb7-43db-4b7d-9eac-af54fd564b31'
'TXXX:MusicBrainz Album Release Country'            'SE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '3869dbb7-da0c-455f-ad74-332a9d35d016'
'TXXX:MusicBrainz Release Group Id'                 'bd6e3159-d50e-3625-be09-10fa629ff1a9'
'TXXX:MusicBrainz Release Track Id'                 '07da9f79-2ce5-37c4-a87c-02eba3095f63'
'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'
'TXXX:lastfmtags'                                   ['swedish', 'bitpop', 'blipblop', 'electronic', 'synthpop']
'TXXX:originalyear'                                 '2004'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '4'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.77 dB'
'TXXX:replaygain_track_peak'                        '0.413010'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'8aa6f97e-c5c9-4893-9728-668a8c0209d1')

========================== row from database ==========================
                                              'id'  1367440
                                            'path'  /data/Music/Bulk/00poprockelectronic/00beepy/Slagsmålsklubben/Sagan Om Konungens Arsinkomst/06 Bib.mp3
                                         'working'  None
                                         'bitrate'  207
                                    'duration_sec'  303
                                           'genre'  electronic-we-beeps or chip or pico
                                        'filesize'  7984787
                                           'mtime'  1620594053
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00beepy Om Konungens Arsinkomst 06 Bib electronic we beeps or chip or pico
                                      'tag_artist'  Slagsmålsklubben
                                     'tag_release'  Sagan om konungens årsinkomst
                                       'tag_title'  BIB
                                             'bpm'  113.0
                                    'search_title'  'bib':1
                                   'search_artist'  'slagsmalsklubben':1,2
                                  'search_release'  'arsinkomst':4,5 'konungens':3 'om':2 'sagan':1
                                     'search_rest'  '00beepy':2 '00poprockelectronic':1 'arsinkomst':5 'beeps':9 'bib':6 'chip':11 'electronic':7 'konungens':4 'om':3 'or':10 'pico':12 'we':8
                                    'search_combo'  '00beepy':10 '00poprockelectronic':9 'arsinkomst':7C,8C,13 'beeps':17 'bib':1A,14 'chip':19 'electronic':15 'konungens':6C,12 'om':5C,11 'or':18 'pico':20 'sagan':4C 'slagsmalsklubben':2B,3B 'we':16
                                    'tag_tracknum'  6
                                      'num_images'  1
                                             'key'  11A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-4', 'q-chart-3', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-1']
                                      'lastfmtags'  ['swedish', 'bitpop', 'blipblop', 'electronic', 'synthpop']
                                        'tag_date'  2004
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620594052.8639812  (2021-05-09 23:00:52)
                             'size'  7984787