======================== unified (from filesystem) ========================
                                         'bitrate'  '284.361'
                                        'duration'  '129'
                                          'artist'  'Ric Gary'
                                     'text_people'  ''
                                         'release'  'Las Vegas Grind Part One'
                                           'title'  'Pimples & Braces'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'q-syn-2', 'q-bass-1', 'q-busy-3', "
 "'q-grit-2', 'q-play-3', 'Q-OLDST-2', 'q-chart-1', 'q-drums-3', 'q-other-3', "
 "'q-piano-1', 'q-vocals-3', 'Q-HHRNBTT-1', 'q-mixbeat-1', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['surf', 'rhythm and blues', 'joyful', 'speed', '1950s']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '27'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'rock-pop-surf'
                                             'bpm'  '97.132'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Las Vegas Grind Part One'
'TBPM' (BPM (beats per minute))                     '97.132'
'TCON' (Content type, a.k.a. Genre)                 'rock-pop-surf'
'TENC' (Encoded by)                                 'Audiograbber 1.83.1 w/LAME 3.97 (--preset fast extreme)'
'TIT2' (Title/songname/content description)         'Pimples & Braces'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Ric Gary'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '27'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:QuodLibet::albumartist'                       'Various Artists'
'TXXX:lastfmtags'                                   ['surf', 'rhythm and blues', 'joyful', 'speed', '1950s']
'TXXX:q-bass'                                       '1'
'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'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.13 dB'
'TXXX:replaygain_track_peak'                        '0.420816'
'WXXX:'                                             WXXX(encoding=<Encoding.UTF16: 1>, desc='', url='http://p-l-m.blogspot.com/')

========================== row from database ==========================
                                              'id'  1418268
                                            'path'  /data/Music/Bulk/00popandrock-punk-garage-surf-stoner/Las Vegas Grind Part One/27 - Ric Gary - Pimples & Braces.mp3
                                         'working'  None
                                         'bitrate'  284
                                    'duration_sec'  129
                                           'genre'  rock-pop-surf
                                        'filesize'  4599445
                                           'mtime'  1620736981
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock punk garage surf stoner 27 rock pop surf
                                      'tag_artist'  Ric Gary
                                     'tag_release'  Las Vegas Grind Part One
                                       'tag_title'  Pimples & Braces
                                             'bpm'  97.132
                                    'search_title'  'braces':2 'pimples':1
                                   'search_artist'  'gary':2 'ric':1
                                  'search_release'  'grind':3 'las':1 'one':5 'part':4 'vegas':2
                                     'search_rest'  '27':5 'garage':2 'pop':7 'punk':1 'rock':6 'stoner':4 'surf':3
                                    'search_combo'  '27':14 'braces':2A 'garage':11 'gary':4B 'grind':7C 'las':5C 'one':9C 'part':8C 'pimples':1A 'pop':16 'punk':10 'ric':3B 'rock':15 'stoner':13 'surf':12 'vegas':6C
                                    'tag_tracknum'  27
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-1', 'q-other-3', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['surf', 'rhythm and blues', 'joyful', 'speed', '1950s']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620736981.0620992  (2021-05-11 14:43:01)
                             'size'  4599445