======================== unified (from filesystem) ========================
                                         'bitrate'  '193.091'
                                        'duration'  '528'
                                          'artist'  'Finch'
                                     'text_people'  ''
                                         'release'  'progsoup 16'
                                           'title'  'Scars On The Ego'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['emo', 'punk', 'post hardcore', 'rock', 'screamo', 'alternative']"
                                     'discogstags'  "['electronic', 'experimental']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '34'
                                      'tracktotal'  ''
                                            'date'  '1976'
                                        'comments'  ''
                                           'genre'  'rock-cppex-progressive'
                                             'bpm'  '133.579'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'progsoup 16'
'TBPM' (BPM (beats per minute))                     '133.579'
'TCON' (Content type, a.k.a. Genre)                 'rock-cppex-progressive'
'TDRC' (Recording time)                             '1976'
'TIT2' (Title/songname/content description)         'Scars On The Ego'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Finch'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '34'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  ['electronic', 'experimental']
'TXXX:lastfmtags'                                   ['emo', 'punk', 'post hardcore', 'rock', 'screamo', 'alternative']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.12 dB'
'TXXX:replaygain_track_peak'                        '0.783730'

========================== row from database ==========================
                                              'id'  1416498
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/PROGSOUP/progsoup 16/932 finch - scars on the ego.mp3
                                         'working'  None
                                         'bitrate'  193
                                    'duration_sec'  528
                                           'genre'  rock-cppex-progressive
                                        'filesize'  12758487
                                           'mtime'  1620736622
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy PROGSOUP 932 finch scars on the ego rock cppex progressive
                                      'tag_artist'  Finch
                                     'tag_release'  progsoup 16
                                       'tag_title'  Scars On The Ego
                                             'bpm'  133.579
                                    'search_title'  'ego':4 'on':2 'scars':1 'the':3
                                   'search_artist'  'finch':1
                                  'search_release'  'progsoup':1
                                     'search_rest'  '932':3 'classicprogpsy':1 'cppex':10 'ego':8 'finch':4 'on':6 'progressive':11 'progsoup':2 'rock':9 'scars':5 'the':7
                                    'search_combo'  '932':9 'classicprogpsy':7 'cppex':16 'ego':4A,14 'finch':5B,10 'on':2A,12 'progressive':17 'progsoup':6C,8 'rock':15 'scars':1A,11 'the':3A,13
                                    'tag_tracknum'  34
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['emo', 'punk', 'post hardcore', 'rock', 'screamo', 'alternative']
                                        'tag_date'  1976
                                     'discogstags'  ['electronic', 'experimental']

============================== file details ==============================
                                           'mtime'  1620736622.320102  (2021-05-11 14:37:02)
                             'size'  12758487