======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '292'
                                          'artist'  'busta rhymes ft mariah carey'
                                     'text_people'  ''
                                         'release'  'Top 40'
                                           'title'  'i know what you want-wk29-'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-3', 'Q-OLDST-3', "
 "'Q-UNU-1', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-3', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['hip-hop', 'rap', 'gangsta rap', 'east coast', 'hip hop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio-dance'
                                             'bpm'  '86.070'
                                             'key'  '2A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Top 40'
'TBPM' (BPM (beats per minute))                     '86.070'
'TCON' (Content type, a.k.a. Genre)                 'electronic-generic or radio-dance'
'TIT2' (Title/songname/content description)         'i know what you want-wk29-'
'TKEY' (Initial key)                                '2A'
'TPE1' (Lead performer(s)/Soloist(s))               'busta rhymes ft mariah carey'
'TXXX:Mp3gain_minmax'                               '113,185'
'TXXX:Mp3gain_undo'                                 '+005,+005,N'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '3'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:Tracknum'                                     '25'
'TXXX:lastfmtags'                                   ['hip-hop', 'rap', 'gangsta rap', 'east coast', 'hip hop']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.26 dB'
'TXXX:replaygain_track_peak'                        '0.587218'

========================== row from database ==========================
                                              'id'  1407624
                                            'path'  /data/Music/Bulk/00poprockelectronic-generic-dance-trapbeat/Top 40/25-busta_rhymes_ft_mariah_carey_-_i_know_what_you_want-wk29-.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  292
                                           'genre'  electronic-generic or radio-dance
                                        'filesize'  7029894
                                           'mtime'  1621695593
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic generic dance trapbeat 25 busta_rhymes_ft_mariah_carey_ _i_know_what_you_want electronic generic or radio dance
                                      'tag_artist'  busta rhymes ft mariah carey
                                     'tag_release'  Top 40
                                       'tag_title'  i know what you want-wk29-
                                             'bpm'  86.07
                                    'search_title'  'i':1 'know':2 'want':5 'wantwk29':7 'what':3 'wk29':6 'you':4
                                   'search_artist'  'busta':1 'carey':5 'ft':3 'mariah':4 'rhymes':2
                                  'search_release'  '40':2 'top':1
                                     'search_rest'  '00poprockelectronic':1 '25':5 'busta':6 'carey':10 'dance':3 'electronic':16 'ft':8 'generic':2 'i':11 'know':12 'mariah':9 'or':17 'radio':18 'rhymes':7 'trapbeat':4 'want':15 'what':13 'you':14
                                    'search_combo'  '00poprockelectronic':15 '25':19 '40':14C 'busta':8B,20 'carey':12B,24 'dance':17 'electronic':30 'ft':10B,22 'generic':16 'i':1A,25 'know':2A,26 'mariah':11B,23 'or':31 'radio':32 'rhymes':9B,21 'top':13C 'trapbeat':18 'want':5A,29 'wantwk29':7A 'what':3A,27 'wk29':6A 'you':4A,28
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  2A
                                           'quals'  ['Q-HHRNBTT-3', '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-3', 'q-chart-3', 'q-other-1', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['hip-hop', 'rap', 'gangsta rap', 'east coast', 'hip hop']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621695592.713831  (2021-05-22 16:59:52)
                             'size'  7029894