======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '154'
                                          'artist'  'The Fire'
                                     'text_people'  ''
                                         'release'  '100 British Freakbeat Masterpieces Vol. 1'
                                           'title'  "Father's Name Is Dad"
                                           'quals'  ("['Q-HAP-3', 'Q-OLDST-2', 'Q-SYN-1', 'Q-UNU-1', 'Q-BUSY-3', 'Q-GRIT-2', "
 "'Q-PLAY-3', 'q-bass-2', 'Q-CHART-2', 'Q-JZFKS-1', 'q-drums-2', 'q-other-3', "
 "'q-piano-1', 'q-vocals-3', 'Q-HHRNBTT-1', 'Q-MIXBEAT-2', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['hard rock', 'alternative', 'italian', 'alternative rock', 'modern rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '14'
                                      'tracktotal'  ''
                                            'date'  '2015'
                                        'comments'  ''
                                           'genre'  'rock-gr-garage'
                                             'bpm'  '143.2'
                                             'key'  '9B'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         'http://tommentonenlacuadra.blogspot.com'
'COMM:ID3v1 Comment:eng'                            'http://tommentonenlacuadra.b'
'COMM:MusicMatch_Preference:eng'                    'Very Good'
'POPM:Windows Media Player 9 Series'                POPM(email='Windows Media Player 9 Series', rating=196, count=0)
'TALB' (Album/Movie/Show title)                     '100 British Freakbeat Masterpieces Vol. 1'
'TBPM' (BPM (beats per minute))                     '143.2'
'TCON' (Content type, a.k.a. Genre)                 'rock-gr-garage'
'TDRC' (Recording time)                             '2015'
'TIT2' (Title/songname/content description)         "Father's Name Is Dad"
'TKEY' (Initial key)                                '9B'
'TPE1' (Lead performer(s)/Soloist(s))               'The Fire'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '14'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '2'
'TXXX:Q-GRIT'                                       '2'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '2'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-SYN'                                        '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['hard rock', 'alternative', 'italian', 'alternative rock', 'modern rock']
'TXXX:q-bass'                                       '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-6.42 dB'
'TXXX:replaygain_track_peak'                        '0.821323'

========================== row from database ==========================
                                              'id'  1497125
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/100 British Freakbeat Masterpieces Vol. 1/14 - The Fire - Father_s Name Is Dad.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  154
                                           'genre'  rock-gr-garage
                                        'filesize'  6194066
                                           'mtime'  1636400080
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy 14 Father_s rock gr garage
                                      'tag_artist'  The Fire
                                     'tag_release'  100 British Freakbeat Masterpieces Vol. 1
                                       'tag_title'  Father's Name Is Dad
                                             'bpm'  143.2
                                    'search_title'  'dad':6 'father':1 'fathers':3 'is':5 'name':4 's':2
                                   'search_artist'  'fire':2 'the':1
                                  'search_release'  '1':7 '100':1 'british':2 'freakbeat':3 'masterpieces':4 'vol':5,6
                                     'search_rest'  'classicprogpsy':1 'father':2 'garage':6 'gr':5 'rock':4 's':3
                                    'search_combo'  '1':15C '100':9C 'british':10C 'classicprogpsy':16 'dad':6A 'father':1A,17 'fathers':3A 'fire':8B 'freakbeat':11C 'garage':21 'gr':20 'is':5A 'masterpieces':12C 'name':4A 'rock':19 's':2A,18 'the':7B 'vol':13C,14C
                                    'tag_tracknum'  14
                                      'num_images'  0
                                             'key'  9B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'Q-MIXBEAT-2', 'Q-OLDST-2', 'Q-GRIT-2', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-CHART-2', 'q-drums-2', 'Q-SYN-1', 'q-other-3', 'Q-BUSY-3', 'Q-HAP-3', 'Q-PLAY-3', 'q-bass-2']
                                      'lastfmtags'  ['hard rock', 'alternative', 'italian', 'alternative rock', 'modern rock']
                                        'tag_date'  2015
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636400079.6226757  (2021-11-08 20:34:39)
                             'size'  6194066