======================== unified (from filesystem) ========================
                                         'bitrate'  '176.289'
                                        'duration'  '232'
                                          'artist'  'Sly Fox'
                                     'text_people'  ''
                                         'release'  'Hits of the 80s'
                                           'title'  "Let's Go All the Way"
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', 'Q-UNU-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-4', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['80s', 'new wave', 'dance', 'home collection', 'pop']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '8'
                                      'tracktotal'  '18'
                                            'date'  '1985'
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio-unsorted;set-pl-billboard'
                                             'bpm'  '98.0'
                                             'key'  '7B'
                                        'acoustid'  ''
rest: ''

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

'POPM:Windows Media Player 9 Series'                POPM(email='Windows Media Player 9 Series', rating=128, count=0)
'TALB' (Album/Movie/Show title)                     'Hits of the 80s'
'TBPM' (BPM (beats per minute))                     '98.0'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-generic or radio-unsorted', 'set-pl-billboard']
'TDRC' (Recording time)                             '1985'
'TDRL' (Release time)                               '1998-11-16'
'TIT2' (Title/songname/content description)         "Let's Go All the Way"
'TKEY' (Initial key)                                '7B'
'TPE1' (Lead performer(s)/Soloist(s))               'Sly Fox'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '8/18'
'TSOP' (Performer sort order)                       'Sly Fox'
'TXXX:FMPS_Rating'                                  '0.6'
'TXXX:MusicBrainz Album Artist'                     'Various Artists'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Artist Sortname'            'Various Artists'
'TXXX:MusicBrainz Album Id'                         '86e18529-bbe0-4c1d-9c15-01d8a4b14d08'
'TXXX:MusicBrainz Album Release Country'            'DE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'compilation'
'TXXX:MusicBrainz Artist Id'                        '3598eeaa-b1ce-4908-a42d-aa15d22860cf'
'TXXX:MusicBrainz Non-Album'                        '0'
'TXXX:MusicIP PUID'                                 'bf3db129-dd83-f8e5-5754-5f880f8c37e6'
'TXXX:MusicMagic Data'                              'AgEBoYD7p12ScpTzgOt/mFTChtWCoobH4tOXejrnkDMY58klheT2ibsHxZrkgsxTgTiAAQLpgRIqzr1zgLCunPIi/UmqXssJgAKAAZ00l8KvCoJ7FCVC9Ic1gfyEhN9kmGI/spGnBEOssYae6aqxSchM1N+5HoJlhUTwWJK0A3/IM4IMu8DyZPmArMvH58BshO0='
'TXXX:MusicMagic Fingerprint'                       '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'
'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:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['80s', 'new wave', 'dance', 'home collection', 'pop']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.55 dB'
'TXXX:replaygain_track_peak'                        '0.622163'

========================== row from database ==========================
                                              'id'  1532843
                                            'path'  /data/Music/Bulk/00poprockelectronic/Hits Of The 80_s/Let_s Go All the Way.mp3
                                         'working'  None
                                         'bitrate'  176
                                    'duration_sec'  232
                                           'genre'  electronic-generic or radio-unsorted;set-pl-billboard
                                        'filesize'  5137828
                                           'mtime'  1621696297
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Of The 80_s Let_s electronic generic or radio unsorted;set pl billboard
                                      'tag_artist'  Sly Fox
                                     'tag_release'  Hits of the 80s
                                       'tag_title'  Let's Go All the Way
                                             'bpm'  98.0
                                    'search_title'  'all':5 'go':4 'let':1 'lets':3 's':2 'the':6 'way':7
                                   'search_artist'  'fox':2 'sly':1
                                  'search_release'  '80s':4 'hits':1 'of':2 'the':3
                                     'search_rest'  '00poprockelectronic':1 '80':4 'billboard':17 'electronic':8 'generic':9 'let':6 'of':2 'or':10 'pl':16 'radio':11 's':5,7 'set':13,15 'the':3 'unsorted':12,14
                                    'search_combo'  '00poprockelectronic':14 '80':17 '80s':13C 'all':5A 'billboard':30 'electronic':21 'fox':9B 'generic':22 'go':4A 'hits':10C 'let':1A,19 'lets':3A 'of':11C,15 'or':23 'pl':29 'radio':24 's':2A,18,20 'set':26,28 'sly':8B 'the':6A,12C,16 'unsorted':25,27 'way':7A
                                    'tag_tracknum'  8
                                      'num_images'  0
                                             'key'  7B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', '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-2', 'q-chart-4', 'q-other-2', 'Q-HAP-3', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['80s', 'new wave', 'dance', 'home collection', 'pop']
                                        'tag_date'  1985
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1621696297.1093187  (2021-05-22 17:11:37)
                             'size'  5137828