<prompt> tafadhali geuza maudhui haya ya swahili kwenda kwa kiingereza.awali yaliandikwa kwa kutumia picha na alama na hatimaye kwa kutumia alfabeti yenye herufi 23, kutafsiri kumekuwa kugumu.  <response>: in the 1140s, paper was invented and thus the pictographic alphabet became popular. 