======================== unified (from filesystem) ========================
                                         'bitrate'  '112.0'
                                        'duration'  '324'
                                          'artist'  'Prince'
                                     'text_people'  ''
                                         'release'  'The Hits 2'
                                           'title'  'Sexy M.F.'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-JZFKS-3', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-3', 'q-play-3', "
 "'q-chart-4', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['80s', 'rock', 'pop', 'funk']"
                                     'discogstags'  ("['electronic', 'funk / soul', 'pop', 'minneapolis sound', 'funk', "
 "'synth-pop', 'pop rap']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '14'
                                      'tracktotal'  ''
                                            'date'  '1993'
                                        'comments'  ''
                                           'genre'  'funk or soul-funk-pop'
                                             'bpm'  '142.407'
                                             'key'  '8A'
                                        '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)                     'The Hits 2'
'TBPM' (BPM (beats per minute))                     '142.407'
'TCON' (Content type, a.k.a. Genre)                 'funk or soul-funk-pop'
'TDRC' (Recording time)                             '1993'
'TIT2' (Title/songname/content description)         'Sexy M.F.'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Prince'
'TRCK' (Track number/Position in set)               '14'
'TXXX:FMPS_Rating'                                  '0.6'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['electronic',
 'funk / soul',
 'pop',
 'minneapolis sound',
 'funk',
 'synth-pop',
 'pop rap']
'TXXX:lastfmtags'                                   ['80s', 'rock', 'pop', 'funk']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.75 dB'
'TXXX:replaygain_track_peak'                        '0.478952'

========================== row from database ==========================
                                              'id'  673616
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/Prince/MBZ;#Prince;#The Hits 2;#14;#Sexy MF.mp3
                                         'working'  None
                                         'bitrate'  112
                                    'duration_sec'  324
                                           'genre'  funk or soul-funk-pop
                                        'filesize'  4549746
                                           'mtime'  1620531274
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country MBZ;#Prince;#The 2;#14;#Sexy MF funk or soul funk pop
                                      'tag_artist'  Prince
                                     'tag_release'  The Hits 2
                                       'tag_title'  Sexy M.F.
                                             'bpm'  142.407
                                    'search_title'  'f':3 'm':2 'mf':4 'sexy':1
                                   'search_artist'  'prince':1
                                  'search_release'  '2':3 'hits':2 'the':1
                                     'search_rest'  '14':12,15 '2':11,14 'country':4 'exotica':2 'funk':18 'jazz':1 'mbz':5,8 'mf':17 'oldies':3 'or':19 'pop':21 'prince':6,9 'sexy':13,16 'soul':20 'the':7,10
                                    'search_combo'  '14':20,23 '2':8C,19,22 'country':12 'exotica':10 'f':3A 'funk':26 'hits':7C 'jazz':9 'm':2A 'mbz':13,16 'mf':4A,25 'oldies':11 'or':27 'pop':29 'prince':5B,14,17 'sexy':1A,21,24 'soul':28 'the':6C,15,18
                                    'tag_tracknum'  14
                                      'num_images'  1
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-3', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-4', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-3']
                                      'lastfmtags'  ['80s', 'rock', 'pop', 'funk']
                                        'tag_date'  1993
                                     'discogstags'  ['electronic', 'funk / soul', 'pop', 'minneapolis sound', 'funk', 'synth-pop', 'pop rap']

============================== file details ==============================
                                           'mtime'  1620531273.5964744  (2021-05-09 05:34:33)
                             'size'  4549746