======================== unified (from filesystem) ========================
                                         'bitrate'  '170.243'
                                        'duration'  '203'
                                          'artist'  'Slagsmålsklubben'
                                     'text_people'  ''
                                         'release'  'Sagan om konungens årsinkomst'
                                           'title'  'I hennes majestäts hemliga hatt'
                                           '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-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['swedish', 'bitpop', 'blipblop', 'electronic', 'synthpop']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '10'
                                      'tracktotal'  '13'
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'electronic-we-beeps or chip or pico'
                                             'bpm'  '110'
                                             'key'  '7B'
                                        'acoustid'  'a9f94191-8139-45c8-a754-6659dc829c2f'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Sagan om konungens årsinkomst'
'TBPM' (BPM (beats per minute))                     '110'
'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'
'TIT2' (Title/songname/content description)         'I hennes majestäts hemliga hatt'
'TKEY' (Initial key)                                '7B'
'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)               '10/13'
'TSO2'                                              'Slagsmålsklubben'
'TSOP' (Performer sort order)                       'Slagsmålsklubben'
'TXXX:ASIN'                                         'B000TLYU92'
'TXXX:Acoustid Id'                                  'a9f94191-8139-45c8-a754-6659dc829c2f'
'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'                 '4efb81df-d8d3-3d74-bd68-1e7f89027326'
'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'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.60 dB'
'TXXX:replaygain_track_peak'                        '0.348592'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'1f3c3924-07d7-4c0a-b905-a99aa127d212')

========================== row from database ==========================
                                              'id'  1286369
                                            'path'  /data/Music/Bulk/00poprockelectronic/Slagsmalsklubben/(2004) Sagan Om Konungens Arsinkomst/10-I Hennes Majestats Hemliga Hatt.mp3
                                         'working'  None
                                         'bitrate'  170
                                    'duration_sec'  203
                                           'genre'  electronic-we-beeps or chip or pico
                                        'filesize'  4635292
                                           'mtime'  1621705496
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Slagsmalsklubben (2004) Om Konungens Arsinkomst 10 Hennes Majestats Hemliga Hatt electronic we beeps or chip or pico
                                      'tag_artist'  Slagsmålsklubben
                                     'tag_release'  Sagan om konungens årsinkomst
                                       'tag_title'  I hennes majestäts hemliga hatt
                                             'bpm'  110.0
                                    'search_title'  'hatt':6 'hemliga':5 'hennes':2 'i':1 'majestats':3,4
                                   'search_artist'  'slagsmalsklubben':1,2
                                  'search_release'  'arsinkomst':4,5 'konungens':3 'om':2 'sagan':1
                                     'search_rest'  '00poprockelectronic':1 '2004':3,4 'arsinkomst':7 'beeps':14 'chip':16 'electronic':12 'hatt':11 'hemliga':10 'hennes':8 'konungens':6 'majestats':9 'om':5 'or':15 'pico':17 'slagsmalsklubben':2 'we':13
                                    'search_combo'  '00poprockelectronic':14 '2004':16,17 'arsinkomst':12C,13C,20 'beeps':27 'chip':29 'electronic':25 'hatt':6A,24 'hemliga':5A,23 'hennes':2A,21 'i':1A 'konungens':11C,19 'majestats':3A,4A,22 'om':10C,18 'or':28 'pico':30 'sagan':9C 'slagsmalsklubben':7B,8B,15 'we':26
                                    'tag_tracknum'  10
                                      'num_images'  1
                                             'key'  7B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', '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'  1621705496.1202972  (2021-05-22 19:44:56)
                             'size'  4635292