======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '358'
                                          'artist'  'Clutch'
                                     'text_people'  ''
                                         'release'  'Pure Rock Fury'
                                           'title'  'Drink To The Dead'
                                           'quals'  ("['Q-UNU-2', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', "
 "'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', "
 "'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-2']")
                                      'lastfmtags'  "['stoner', 'pure rock fury', 'rock', 'stoner rock', 'alt metal', 'hard rock']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '12'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'rock-unsorted'
                                             'bpm'  '100.058'
                                             'key'  '12B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Pure Rock Fury'
'TBPM' (BPM (beats per minute))                     '100.058'
'TCON' (Content type, a.k.a. Genre)                 'rock-unsorted'
'TIT2' (Title/songname/content description)         'Drink To The Dead'
'TKEY' (Initial key)                                '12B'
'TMED' (Media type)                                 'DIG'
'TPE1' (Lead performer(s)/Soloist(s))               'Clutch'
'TRCK' (Track number/Position in set)               '12'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['stoner', 'pure rock fury', 'rock', 'stoner rock', 'alt metal', 'hard rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.58 dB'
'TXXX:replaygain_track_peak'                        '0.456079'

========================== row from database ==========================
                                              'id'  1418822
                                            'path'  /data/Music/Bulk/00popandrock-hiphop-rap-rnb-turntablism/Clutch - Pure Rock Fury/12 Drink To The Dead.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  358
                                           'genre'  rock-unsorted
                                        'filesize'  5738368
                                           'mtime'  1620388134
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock hiphop rap rnb turntablism 12 rock unsorted
                                      'tag_artist'  Clutch
                                     'tag_release'  Pure Rock Fury
                                       'tag_title'  Drink To The Dead
                                             'bpm'  100.058
                                    'search_title'  'dead':4 'drink':1 'the':3 'to':2
                                   'search_artist'  'clutch':1
                                  'search_release'  'fury':3 'pure':1 'rock':2
                                     'search_rest'  'hiphop':1 'rap':2 'rnb':3 'rock':5 'turntablism':4 'unsorted':6
                                    'search_combo'  'clutch':5B 'dead':4A 'drink':1A 'fury':8C 'hiphop':9 'pure':6C 'rap':10 'rnb':11 'rock':7C,13 'the':3A 'to':2A 'turntablism':12 'unsorted':14
                                    'tag_tracknum'  12
                                      'num_images'  0
                                             'key'  12B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['stoner', 'pure rock fury', 'rock', 'stoner rock', 'alt metal', 'hard rock']
                                        'tag_date'  
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620388133.88856  (2021-05-07 13:48:53)
                             'size'  5738368