======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '244'
                                          'artist'  'Gotye'
                                     'text_people'  ''
                                         'release'  'progsoup 61'
                                           'title'  'Somebody That I Used to Know'
                                           '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-3', 'q-drums-3', 'q-other-1', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['indie', 'aussie', 'alternative', 'electronic', 'australian']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '16'
                                      'tracktotal'  ''
                                            'date'  '2011'
                                        'comments'  ''
                                           'genre'  'rock-cppex-progressive'
                                             'bpm'  '86.070'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'progsoup 61'
'TBPM' (BPM (beats per minute))                     '86.070'
'TCON' (Content type, a.k.a. Genre)                 'rock-cppex-progressive'
'TDRC' (Recording time)                             '2011'
'TIT2' (Title/songname/content description)         'Somebody That I Used to Know'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               'Gotye'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '16'
'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:lastfmtags'                                   ['indie', 'aussie', 'alternative', 'electronic', 'australian']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.71 dB'
'TXXX:replaygain_track_peak'                        '0.374690'

========================== row from database ==========================
                                              'id'  1416808
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/PROGSOUP/progsoup 61/3376 goyte - somebody that i used to know.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  244
                                           'genre'  rock-cppex-progressive
                                        'filesize'  9895780
                                           'mtime'  1620737622
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy PROGSOUP 3376 goyte somebody that i used know rock cppex progressive
                                      'tag_artist'  Gotye
                                     'tag_release'  progsoup 61
                                       'tag_title'  Somebody That I Used to Know
                                             'bpm'  86.07
                                    'search_title'  'i':3 'know':6 'somebody':1 'that':2 'to':5 'used':4
                                   'search_artist'  'gotye':1
                                  'search_release'  '61':2 'progsoup':1
                                     'search_rest'  '3376':3 'classicprogpsy':1 'cppex':11 'goyte':4 'i':7 'know':9 'progressive':12 'progsoup':2 'rock':10 'somebody':5 'that':6 'used':8
                                    'search_combo'  '3376':12 '61':9C 'classicprogpsy':10 'cppex':20 'gotye':7B 'goyte':13 'i':3A,16 'know':6A,18 'progressive':21 'progsoup':8C,11 'rock':19 'somebody':1A,14 'that':2A,15 'to':5A 'used':4A,17
                                    'tag_tracknum'  16
                                      'num_images'  1
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', '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-3', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['indie', 'aussie', 'alternative', 'electronic', 'australian']
                                        'tag_date'  2011
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620737622.3910756  (2021-05-11 14:53:42)
                             'size'  9895780