======================== unified (from filesystem) ========================
                                         'bitrate'  '211.799'
                                        'duration'  '214'
                                          'artist'  'Katatonia'
                                     'text_people'  ''
                                         'release'  'Progsoup 24'
                                           'title'  'Code Against The Code'
                                           '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'  ("['depressive rock', 'metal', 'doom metal', 'progressive metal', 'gothic "
 "metal']")
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '23'
                                      'tracktotal'  ''
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'rock-cppex-progressive;set-pl-progspace'
                                             'bpm'  '84.987'
                                             'key'  '5A'
                                        'acoustid'  ''
rest: ''

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

'PRIV:AverageLevel:{ \x00\x00'                      PRIV(owner='AverageLevel', data=b'{ \x00\x00')
'PRIV:PeakValue:¡\x7f\x00\x00'                      PRIV(owner='PeakValue', data=b'\xa1\x7f\x00\x00')
'TALB' (Album/Movie/Show title)                     'Progsoup 24'
'TBPM' (BPM (beats per minute))                     '84.987'
'TCON' (Content type, a.k.a. Genre)                 ['rock-cppex-progressive', 'set-pl-progspace']
'TDRC' (Recording time)                             '2006'
'TIT2' (Title/songname/content description)         'Code Against The Code'
'TKEY' (Initial key)                                '5A'
'TLAN' (Language(s))                                'English'
'TPE1' (Lead performer(s)/Soloist(s))               'Katatonia'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '23'
'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'                                  'rock'
'TXXX:lastfmtags'                                   ['depressive rock', 'metal', 'doom metal', 'progressive metal', 'gothic metal']
'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'                        '-0.64 dB'
'TXXX:replaygain_track_peak'                        '0.542296'

========================== row from database ==========================
                                              'id'  1415065
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/PROGSOUP/progsoup 24/1354 katatonia - code_against_the_code.mp3
                                         'working'  None
                                         'bitrate'  211
                                    'duration_sec'  214
                                           'genre'  rock-cppex-progressive;set-pl-progspace
                                        'filesize'  5686609
                                           'mtime'  1620736933
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy PROGSOUP progsoup 1354 katatonia code_against_the_code rock cppex progressive;set pl progspace
                                      'tag_artist'  Katatonia
                                     'tag_release'  Progsoup 24
                                       'tag_title'  Code Against The Code
                                             'bpm'  84.987
                                    'search_title'  'against':2 'code':1 'the':3
                                   'search_artist'  'katatonia':1
                                  'search_release'  '24':2 'progsoup':1
                                     'search_rest'  '1354':3 'against':6 'classicprogpsy':1 'code':5,8 'cppex':10 'katatonia':4 'pl':15 'progressive':11,13 'progsoup':2 'progspace':16 'rock':9 'set':12,14 'the':7
                                    'search_combo'  '1354':9 '24':6C 'against':2A,12 'classicprogpsy':7 'code':1A,11,14 'cppex':16 'katatonia':4B,10 'pl':21 'progressive':17,19 'progsoup':5C,8 'progspace':22 'rock':15 'set':18,20 'the':3A,13
                                    'tag_tracknum'  23
                                      'num_images'  0
                                             'key'  5A
                                           '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'  ['depressive rock', 'metal', 'doom metal', 'progressive metal', 'gothic metal']
                                        'tag_date'  2006
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620736933.4092782  (2021-05-11 14:42:13)
                             'size'  5686609