======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '212'
                                          'artist'  'M.Bryo and Somnambulist'
                                     'text_people'  ''
                                         'release'  'A Tribute to Some Bizarre, Volume 9'
                                           'title'  'Things I Was Due to Forget'
                                           'quals'  ("['Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', 'q-chart-1', "
 "'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-1', 'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  '20'
                                            'date'  '1980'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '90.9'
                                             'key'  '12A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'A Tribute to Some Bizarre, Volume 9'
'TBPM' (BPM (beats per minute))                     '90.9'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDRC' (Recording time)                             '1980'
'TIT2' (Title/songname/content description)         'Things I Was Due to Forget'
'TKEY' (Initial key)                                '12A'
'TMED' (Media type)                                 'CD-R'
'TPE1' (Lead performer(s)/Soloist(s))               'M.Bryo and Somnambulist'
'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)               '6/20'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'M.Bryo and Somnambulist'
'TXXX:Artists'                                      'M.Bryo/Somnambulist'
'TXXX:CATALOGNUMBER'                                'ATTSB 09'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         'dbebdab6-fc6e-488e-a767-125ab69f0210'
'TXXX:MusicBrainz Album Release Country'            'DE'
'TXXX:MusicBrainz Album Status'                     'bootleg'
'TXXX:MusicBrainz Album Type'                       'album/compilation'
'TXXX:MusicBrainz Artist Id'                        '074b7b46-13b6-41f3-b440-c3434c4bc564/7457e8bb-1e7e-4b84-b1a7-75971ca913cf'
'TXXX:MusicBrainz Release Group Id'                 'ef66448c-62bc-4fce-a023-37b56b4e66fb'
'TXXX:MusicBrainz Release Track Id'                 '56744f36-52b6-3a02-be06-760635bf3722'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.71 dB'
'TXXX:replaygain_track_peak'                        '0.828112'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'e9829da2-e0ab-437d-9dff-07bb35975455')

========================== row from database ==========================
                                              'id'  850719
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/A Tribute To Some Bizarre/A Tribute To Some Bizarre Vol. 9 [vBr]/06.MBryo And Somnabulist - Things I Was Due To Forget.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  212
                                           'genre'  electronic-unsorted
                                        'filesize'  5138713
                                           'mtime'  1620516604
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm To To Vol. [vBr] 06.MBryo And Somnabulist To electronic unsorted
                                      'tag_artist'  M.Bryo and Somnambulist
                                     'tag_release'  A Tribute to Some Bizarre, Volume 9
                                       'tag_title'  Things I Was Due to Forget
                                             'bpm'  90.9
                                    'search_title'  'due':4 'forget':6 'i':2 'things':1 'to':5 'was':3
                                   'search_artist'  'and':4 'bryo':2 'm':1 'mbryo':3 'somnambulist':5
                                  'search_release'  '9':8 'a':1 'bizarre':5,6 'some':4 'to':3 'tribute':2 'volume':7
                                     'search_rest'  '06':6 '06mbryo':8 'and':9 'br':15,16 'electronic':11 'mbryo':7 'somnabulist':10 'to':1 'unsorted':12 'v':13,14 'vbr':4,5 'vol':2,3
                                    'search_combo'  '06':25 '06mbryo':27 '9':19C 'a':12C 'and':10B,28 'bizarre':16C,17C 'br':34,35 'bryo':8B 'due':4A 'electronic':30 'forget':6A 'i':2A 'm':7B 'mbryo':9B,26 'some':15C 'somnabulist':29 'somnambulist':11B 'things':1A 'to':5A,14C,20 'tribute':13C 'unsorted':31 'v':32,33 'vbr':23,24 'vol':21,22 'volume':18C 'was':3A
                                    'tag_tracknum'  6
                                      'num_images'  1
                                             'key'  12A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-1', 'q-other-1', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1980
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620516603.8037095  (2021-05-09 01:30:03)
                             'size'  5138713