======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '251'
                                          'artist'  'Shiny Toy Guns'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'I Promise You Walls'
                                           'quals'  ("['Q-HAP-4', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['indie', 'electronica', 'electronic', 'dance', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'ifs-songwriter-indie-unsorted'
                                             'bpm'  '84.916'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '84.916'
'TCON' (Content type, a.k.a. Genre)                 'ifs-songwriter-indie-unsorted'
'TIT2' (Title/songname/content description)         'I Promise You Walls'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Shiny Toy Guns'
'TXXX:Q-HAP'                                        '4'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['indie', 'electronica', 'electronic', 'dance', 'rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.06 dB'
'TXXX:replaygain_track_peak'                        '0.520759'

========================== row from database ==========================
                                              'id'  1338036
                                            'path'  /data/Music/Bulk/00poprockelectronic/Shiny Toy Guns/09 - SHINY  TOY  GUNS - I Promise You Walls.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  251
                                           'genre'  ifs-songwriter-indie-unsorted
                                        'filesize'  5038748
                                           'mtime'  1620572052
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 09 SHINY TOY GUNS ifs songwriter indie unsorted
                                      'tag_artist'  Shiny Toy Guns
                                     'tag_release'  None
                                       'tag_title'  I Promise You Walls
                                             'bpm'  84.916
                                    'search_title'  'i':1 'promise':2 'walls':4 'you':3
                                   'search_artist'  'guns':3 'shiny':1 'toy':2
                                  'search_release'  
                                     'search_rest'  '00poprockelectronic':1 'guns':4 'ifs':5 'indie':7 'shiny':2 'songwriter':6 'toy':3 'unsorted':8
                                    'search_combo'  '00poprockelectronic':8 'guns':7B,11 'i':1A 'ifs':12 'indie':14 'promise':2A 'shiny':5B,9 'songwriter':13 'toy':6B,10 'unsorted':15 'walls':4A 'you':3A
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-3', 'q-chart-2', 'q-other-3', 'Q-HAP-4', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'electronica', 'electronic', 'dance', 'rock']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620572052.4330935  (2021-05-09 16:54:12)
                             'size'  5038748