======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '37'
                                          'artist'  '[unknown]'
                                     'text_people'  ''
                                         'release'  "1950's Radio Station And Advertising Jingles"
                                           'title'  'Two Kzun Jingles'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-4', 'q-busy-3', 'q-grit-1', 'q-play-2', "
 "'q-chart-1', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1955'
                                        'comments'  ''
                                           'genre'  'nonmusic-commercials'
                                             'bpm'  '119.758'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     "1950's Radio Station And Advertising Jingles"
'TBPM' (BPM (beats per minute))                     '119.758'
'TCON' (Content type, a.k.a. Genre)                 'nonmusic-commercials'
'TDRC' (Recording time)                             '1955'
'TIT2' (Title/songname/content description)         'Two Kzun Jingles'
'TKEY' (Initial key)                                '6A'
'TLEN' (Length)                                     '37162'
'TPE1' (Lead performer(s)/Soloist(s))               '[unknown]'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.38 dB'
'TXXX:replaygain_track_peak'                        '0.410485'

========================== row from database ==========================
                                              'id'  1531952
                                            'path'  /data/Music/Bulk/0nonmusic/1950_s Radio Station And Advertising Jingles/Two_KZUN_Jingles.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  37
                                           'genre'  nonmusic-commercials
                                        'filesize'  895055
                                           'mtime'  1620525546
                                   'redo_metaread'  0
                                        'rest_str'   0nonmusic 1950_s Two_KZUN_Jingles nonmusic commercials
                                      'tag_artist'  [unknown]
                                     'tag_release'  1950's Radio Station And Advertising Jingles
                                       'tag_title'  Two Kzun Jingles
                                             'bpm'  119.758
                                    'search_title'  'jingles':3 'kzun':2 'two':1
                                   'search_artist'  'unknown':1,2
                                  'search_release'  '1950':1 '1950s':3 'advertising':7 'and':6 'jingles':8 'radio':4 's':2 'station':5
                                     'search_rest'  '0nonmusic':1 '1950':2 'commercials':8 'jingles':6 'kzun':5 'nonmusic':7 's':3 'two':4
                                    'search_combo'  '0nonmusic':14 '1950':6C,15 '1950s':8C 'advertising':12C 'and':11C 'commercials':21 'jingles':3A,13C,19 'kzun':2A,18 'nonmusic':20 'radio':9C 's':7C,16 'station':10C 'two':1A,17 'unknown':4B,5B
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-1']
                                      'lastfmtags'  []
                                        'tag_date'  1955
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620525546.0673306  (2021-05-09 03:59:06)
                             'size'  895055