======================== unified (from filesystem) ========================
                                         'bitrate'  '191.674'
                                        'duration'  '150'
                                          'artist'  'Nino Bravo'
                                     'text_people'  ''
                                         'release'  'Psychodelicias Vol. 10'
                                           'title'  'Voy Buscando'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-OLDST-2', "
 "'Q-LOCALNESS-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-2', 'q-other-2', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['male vocalists', 'pop', 'spanish pop', 'spanish', 'spain']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '19'
                                      'tracktotal'  ''
                                            'date'  '1965'
                                        'comments'  ''
                                           'genre'  'loc-eur-spain;rock-cppex-psychedelic'
                                             'bpm'  '142.809'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            ' 00001862 000012c3 000082ab'
'COMM:iTunNORM:eng'                                 (' 00001862 000012c3 000082ab 000063f4 0000be5a 0000e7dd 00006b35 00006456 '
 '0000e7dd 000111a5')
'TALB' (Album/Movie/Show title)                     'Psychodelicias Vol. 10'
'TBPM' (BPM (beats per minute))                     '142.809'
'TCON' (Content type, a.k.a. Genre)                 ['loc-eur-spain', 'rock-cppex-psychedelic']
'TDRC' (Recording time)                             '1965'
'TIT2' (Title/songname/content description)         'Voy Buscando'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Nino Bravo'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '19'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['male vocalists', 'pop', 'spanish pop', 'spanish', 'spain']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '-1.28 dB'
'TXXX:replaygain_track_peak'                        '0.505295'

========================== row from database ==========================
                                              'id'  1416777
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/Psychodelicias vol.10 (spanish 60s)/19. Nino Bravo - Voy Buscando.mp3
                                         'working'  None
                                         'bitrate'  191
                                    'duration_sec'  150
                                           'genre'  loc-eur-spain;rock-cppex-psychedelic
                                        'filesize'  3610496
                                           'mtime'  1621629988
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy vol.10 (spanish 60s) 19. loc eur spain;rock cppex psychedelic
                                      'tag_artist'  Nino Bravo
                                     'tag_release'  Psychodelicias Vol. 10
                                       'tag_title'  Voy Buscando
                                             'bpm'  142.809
                                    'search_title'  'buscando':2 'voy':1
                                   'search_artist'  'bravo':2 'nino':1
                                  'search_release'  'psychodelicias':1 'vol':2,3
                                     'search_rest'  '10':3 '19':9,10 '60s':7,8 'classicprogpsy':1 'cppex':17 'eur':12 'loc':11 'psychedelic':18 'rock':14,16 'spain':13,15 'spanish':5,6 'vol':2 'vol10':4
                                    'search_combo'  '10':10 '19':16,17 '60s':14,15 'bravo':4B 'buscando':2A 'classicprogpsy':8 'cppex':24 'eur':19 'loc':18 'nino':3B 'psychedelic':25 'psychodelicias':5C 'rock':21,23 'spain':20,22 'spanish':12,13 'vol':6C,7C,9 'vol10':11 'voy':1A
                                    'tag_tracknum'  19
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-1', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['male vocalists', 'pop', 'spanish pop', 'spanish', 'spain']
                                        'tag_date'  1965
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621629988.2932918  (2021-05-21 22:46:28)
                             'size'  3610496