A man in Spain recently took to Twitter to unveil a communication device he made for his 96-year-old grandmother, so she can keep in touch with her grandchildren—and internet users were amazed. Manuel Lucio Dallo, an engineer working with software firm Plastic SCM, built the device in order to help his grandmother, who suffers from arthritis and hearing problems, making it hard for her to use a phone. He dubbed the device Yayagram, and in his Twitter thread he explained how that name was derived: “Yaya means granny in Castillean, a warm way to refer to your grandmother. And, I use telegram to send and receive messages, so merge both words and you have the Yayagram,” he wrote. Though Dallo and his elderly granny, Felisa Romano Martin, live in the same city, not all her grandchildren live so near to her, hence her need for a simpler solution to stay …