Andrew Liszewski is a senior reporter who’s been covering and reviewing the latest gadgets and tech since 2006, but has loved all things electronic since he was a kid. During a recent expo in Shanghai that focuses on elderly care, assistive devices, and rehabilitation medicine, a Chinese company called Yueban debuted a smart toilet that does something we haven’t seen before; it comes to you. The autonomous self-driving Xiaoban toilet was designed to improve accessibility for those dealing with mobility issues due to age, injuries, or disabilities. It’s expected to sell for ¥28,999 yuan in China, or nearly $4,300, according to IT Home , but global availability hasn’t been confirmed. The Xiaoban toilet uses technology similar to what’s found in the most advanced robot vacuums . A suite of sensors, including lidar and ultrasonic, are used to autonomously plan safe routes through a home or care facility that avoid obstacles and stairs when it’s been summoned by a remote or voice commands.…