Washing dishes, tidying up, vacuuming – British company Dyson, best known for its vacuum cleaners and hairdryers, wants robots to handle virtually all household chores in future. The company says it’s working on high-tech helpers that are set to be able to autonomously carry out basic tasks around the home, including robotic arms that can pick up objects. A demo video released on Wednesday showed a pair of mechanical claws surgically laying the table, using a bottle of detergent and tidying up a toy, among other things. “This means I’ll never ever find crisps down the back of my sofa again,” D…