For all the incredible advances in virtual reality devices, the worlds they generate still feel more virtual than real. That’s because much of the current development has focused on how those worlds look and sound. But humans experience the real world through many other senses — importantly touch.“What if you want to realistically simulate something like cracking an egg?” Linda Jacobson, director of marketing at HaptX, asked Freethink. “It’s one thing to do it visually and to create a sound. But...