======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '280'
                                          'artist'  'Klaus Schulze & Pete Namlook'
                                     'text_people'  ''
                                         'release'  'The Dark Side of the Moog, Vol. 1-4'
                                           'title'  'A Saucerful of Ambience, Part IX'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-1', 'q-busy-2', 'q-grit-3', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  ("['ambient', 'electronic', '77davez-all-tracks', 'dark ambient', 'progressive "
 "electronic']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  '12'
                                            'date'  '2016'
                                        'comments'  ''
                                           'genre'  'electronic-drone'
                                             'bpm'  '135'
                                             'key'  '3A'
                                        'acoustid'  'bbd185a1-c3ce-4f1f-842f-2607cbae7911'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'The Dark Side of the Moog, Vol. 1-4'
'TBPM' (BPM (beats per minute))                     '135'
'TCON' (Content type, a.k.a. Genre)                 'electronic-drone'
'TDOR' (Original release time)                      '2016'
'TDRC' (Recording time)                             '2016-01-29'
'TIT2' (Title/songname/content description)         'A Saucerful of Ambience, Part IX'
'TKEY' (Initial key)                                '3A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Pete Namlook & Klaus Schulze'
'TPE2' (Band/orchestra/accompaniment)               'Klaus Schulze & Pete Namlook'
'TPOS' (Part of a set)                              '2/5'
'TPUB' (Publisher)                                  'MIG'
'TRCK' (Track number/Position in set)               '9/12'
'TSO2'                                              'Schulze, Klaus & Namlook, Pete'
'TSOP' (Performer sort order)                       'Namlook, Pete & Schulze, Klaus'
'TSST' (Set subtitle)                               'A Saucerful of Ambience'
'TXXX:ASIN'                                         'B018EHR7GK'
'TXXX:Acoustid Id'                                  'bbd185a1-c3ce-4f1f-842f-2607cbae7911'
'TXXX:Artists'                                      'Pete Namlook/Klaus Schulze'
'TXXX:BARCODE'                                      '885513013828'
'TXXX:CATALOGNUMBER'                                'MIG 01382'
'TXXX:MusicBrainz Album Artist Id'                  '2e710b0c-6ff3-4c21-87d5-16ebbbca212c/a7e2051b-f66d-4e44-8320-526957d4ec02'
'TXXX:MusicBrainz Album Id'                         'cbc93d16-c8d2-48de-a85e-d9486693a69e'
'TXXX:MusicBrainz Album Release Country'            'DE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album/compilation'
'TXXX:MusicBrainz Artist Id'                        'a7e2051b-f66d-4e44-8320-526957d4ec02/2e710b0c-6ff3-4c21-87d5-16ebbbca212c'
'TXXX:MusicBrainz Release Group Id'                 '979dc63e-4d72-46b1-879e-bae47646575c'
'TXXX:MusicBrainz Release Track Id'                 'da6fba52-00b8-4122-a38c-df0ee7e6064b'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['ambient',
 'electronic',
 '77davez-all-tracks',
 'dark ambient',
 'progressive electronic']
'TXXX:originalyear'                                 '2016'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.69 dB'
'TXXX:replaygain_track_peak'                        '0.521176'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'5e378d0d-f569-4732-a7e8-f493e01adc56')

========================== row from database ==========================
                                              'id'  1426435
                                            'path'  /data/Music/Bulk/00poprockelectronic/00drone/Pete Namlook & Klaus Schulze - A Saucerful Of Ambience 9.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  280
                                           'genre'  electronic-drone
                                        'filesize'  5686382
                                           'mtime'  1636913092
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00drone Of 9 electronic drone
                                      'tag_artist'  Klaus Schulze & Pete Namlook
                                     'tag_release'  The Dark Side of the Moog, Vol. 1-4
                                       'tag_title'  A Saucerful of Ambience, Part IX
                                             'bpm'  135.0
                                    'search_title'  'a':1 'ambience':4,5 'ix':7 'of':3 'part':6 'saucerful':2
                                   'search_artist'  'klaus':1 'namlook':4 'pete':3 'schulze':2
                                  'search_release'  '1':9 '14':11 '4':10 'dark':2 'moog':5,6 'of':4 'side':3 'the':1 'vol':7,8
                                     'search_rest'  '00drone':2 '00poprockelectronic':1 '9':4 'drone':6 'electronic':5 'of':3
                                    'search_combo'  '00drone':24 '00poprockelectronic':23 '1':20C '14':22C '4':21C '9':26 'a':1A 'ambience':4A,5A 'dark':13C 'drone':28 'electronic':27 'ix':7A 'klaus':8B 'moog':16C,17C 'namlook':11B 'of':3A,15C,25 'part':6A 'pete':10B 'saucerful':2A 'schulze':9B 'side':14C 'the':12C 'vol':18C,19C
                                    'tag_tracknum'  9
                                      'num_images'  1
                                             'key'  3A
                                           '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-2', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-3', 'Q-HAP-2', 'q-bass-1', 'q-grit-3']
                                      'lastfmtags'  ['ambient', 'electronic', '77davez-all-tracks', 'dark ambient', 'progressive electronic']
                                        'tag_date'  2016
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636913092.4140182  (2021-11-14 19:04:52)
                             'size'  5686382