======================== unified (from filesystem) ========================
                                         'bitrate'  '127.985'
                                        'duration'  '223'
                                          'artist'  'The Lemonheads'
                                     'text_people'  ''
                                         'release'  "It's a Shame About Ray"
                                           'title'  'Mrs. Robinson'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['alternative rock', '90s', 'indie rock', 'indie', 'rock', 'alternative']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '13'
                                      'tracktotal'  '13'
                                            'date'  '1992'
                                        'comments'  ''
                                           'genre'  'rock-unsorted'
                                             'bpm'  '143.213'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'POPM:Windows Media Player 9 Series'                POPM(email='Windows Media Player 9 Series', rating=196, count=0)
'TALB' (Album/Movie/Show title)                     "It's a Shame About Ray"
'TBPM' (BPM (beats per minute))                     '143.213'
'TCON' (Content type, a.k.a. Genre)                 'rock-unsorted'
'TDRC' (Recording time)                             '1992-06-02'
'TIT2' (Title/songname/content description)         'Mrs. Robinson'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Lemonheads'
'TPE2' (Band/orchestra/accompaniment)               'The Lemonheads'
'TPUB' (Publisher)                                  'Atlantic'
'TRCK' (Track number/Position in set)               '13/13'
'TSOP' (Performer sort order)                       'Lemonheads, The'
'TXXX:ALBUMARTISTSORT'                              'Lemonheads, The'
'TXXX:ASIN'                                         'B000002IUZ'
'TXXX:BARCODE'                                      '075678246029'
'TXXX:CATALOGNUMBER'                                '7 82460-2'
'TXXX:MusicBrainz Album Artist Id'                  '58a53082-a629-4ff1-a44d-7492d6f6e8fb'
'TXXX:MusicBrainz Album Id'                         'c6f59916-965f-4d15-abf6-bad4fb372837'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '58a53082-a629-4ff1-a44d-7492d6f6e8fb'
'TXXX:MusicIP PUID'                                 'e8f115d5-24f6-a826-df7e-90f5e4fbb5cb'
'TXXX:MusicMagic Data'                              'AgEAAFkvnC2YcsIIg5f6n1BagAGCSYSF3T+WbUgygb7764ABgAHr6MW/oMfPf5lBgnOAAd+AhGsKj7dhgAGunefK7RClDLp4hVGAAcr8zHjT3cThBVgWdJV+vhm9ZfA/zSgiB8lo/4q2kciB98/W5dAc6oXI9LXIhDb5JM1C/5PUbJ0b3VD5fvfEzariIZNkhoc='
'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:added_timestamp'                              '128930990202923527'
'TXXX:lastfmtags'                                   ['alternative rock', '90s', 'indie rock', 'indie', 'rock', 'alternative']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.36 dB'
'TXXX:replaygain_track_peak'                        '0.669308'

========================== row from database ==========================
                                              'id'  1349436
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/Lemonheads - Mrs. Robinson.mp3
                                         'working'  None
                                         'bitrate'  127
                                    'duration_sec'  223
                                           'genre'  rock-unsorted
                                        'filesize'  3584267
                                           'mtime'  1638635382
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] rock unsorted
                                      'tag_artist'  The Lemonheads
                                     'tag_release'  It's a Shame About Ray
                                       'tag_title'  Mrs. Robinson
                                             'bpm'  143.213
                                    'search_title'  'mrs':1,2 'robinson':3
                                   'search_artist'  'lemonheads':2 'the':1
                                  'search_release'  'a':4 'about':6 'it':1 'its':3 'ray':7 's':2 'shame':5
                                     'search_rest'  '00poprockelectronic':1 'files':5,6 'loose':3,4 'rock':7 'unsorted':2
                                    'search_combo'  '00poprockelectronic':13 'a':9C 'about':11C 'files':17,18 'it':6C 'its':8C 'lemonheads':5B 'loose':15,16 'mrs':1A,2A 'ray':12C 'robinson':3A 'rock':19 's':7C 'shame':10C 'the':4B 'unsorted':14
                                    'tag_tracknum'  13
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['alternative rock', '90s', 'indie rock', 'indie', 'rock', 'alternative']
                                        'tag_date'  1992
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1638635381.9457576  (2021-12-04 17:29:41)
                             'size'  3584267