======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '139'
                                          'artist'  'Jonas Sjöström'
                                     'text_people'  ''
                                         'release'  'A Tribute to Some Bizarre, Volume 8'
                                           'title'  'Visioner av guld'
                                           'quals'  ("['Q-JZFKS-1', 'Q-UNU-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', "
 "'q-play-3', 'Q-OLDST-3', 'q-chart-1', 'q-drums-3', 'q-other-3', 'q-piano-1', "
 "'q-vocals-1', 'Q-HHRNBTT-1', 'q-mixbeat-1', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['synthpop', 'synth-pop', 'swedish', 'new wave', 'minimal wave']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '17'
                                      'tracktotal'  '18'
                                            'date'  '1980'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '127.8'
                                             'key'  '8B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'A Tribute to Some Bizarre, Volume 8'
'TBPM' (BPM (beats per minute))                     '127.8'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDRC' (Recording time)                             '1980'
'TENC' (Encoded by)                                 'Ripped by ANALOGUE_MAN'
'TIT2' (Title/songname/content description)         'Visioner av guld'
'TKEY' (Initial key)                                '8B'
'TMED' (Media type)                                 'CD-R'
'TPE1' (Lead performer(s)/Soloist(s))               'Jonas Sjöström'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'A Tribute to Some Bizarre'
'TRCK' (Track number/Position in set)               '17/18'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'Sjöström, Jonas'
'TXXX:Artists'                                      'Jonas Sjöström'
'TXXX:CATALOGNUMBER'                                'ATTSB 08'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         '162228d2-8b45-4cfa-9125-09037cdd5e6d'
'TXXX:MusicBrainz Album Release Country'            'DE'
'TXXX:MusicBrainz Album Status'                     'bootleg'
'TXXX:MusicBrainz Album Type'                       'album/compilation'
'TXXX:MusicBrainz Artist Id'                        'fae0cd0a-24cf-4cc7-9354-ab0ec4cc1913'
'TXXX:MusicBrainz Release Group Id'                 '9047bd56-cb0c-4279-9be4-7a9eb4959b54'
'TXXX:MusicBrainz Release Track Id'                 '93a5df1d-d2ae-392b-8f27-527ae59eb531'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['synthpop', 'synth-pop', 'swedish', 'new wave', 'minimal wave']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.54 dB'
'TXXX:replaygain_track_peak'                        '0.611708'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'f6c4d6c3-796d-4dae-bb16-b8da466a49d0')

========================== row from database ==========================
                                              'id'  850745
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/A Tribute To Some Bizarre/A Tribute To Some Bizarre Vol. 8 [vBr]/17-jonas sjöström-visioner av guld.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  139
                                           'genre'  electronic-unsorted
                                        'filesize'  3421596
                                           'mtime'  1620516598
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm To To Vol. [vBr] 17 jonas sjöström visioner electronic unsorted
                                      'tag_artist'  Jonas Sjöström
                                     'tag_release'  A Tribute to Some Bizarre, Volume 8
                                       'tag_title'  Visioner av guld
                                             'bpm'  127.8
                                    'search_title'  'av':2 'guld':3 'visioner':1
                                   'search_artist'  'jonas':1 'sjostrom':2,3
                                  'search_release'  '8':8 'a':1 'bizarre':5,6 'some':4 'to':3 'tribute':2 'volume':7
                                     'search_rest'  'br':14,15 'electronic':10 'jonas':6 'sjostrom':7,8 'to':1 'unsorted':11 'v':12,13 'vbr':4,5 'visioner':9 'vol':2,3
                                    'search_combo'  '8':14C 'a':7C 'av':2A 'bizarre':11C,12C 'br':28,29 'electronic':24 'guld':3A 'jonas':4B,20 'sjostrom':5B,6B,21,22 'some':10C 'to':9C,15 'tribute':8C 'unsorted':25 'v':26,27 'vbr':18,19 'visioner':1A,23 'vol':16,17 'volume':13C
                                    'tag_tracknum'  17
                                      'num_images'  1
                                             'key'  8B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-1', 'q-other-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['synthpop', 'synth-pop', 'swedish', 'new wave', 'minimal wave']
                                        'tag_date'  1980
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620516598.4158967  (2021-05-09 01:29:58)
                             'size'  3421596