By ALEKSANDAR FURTULA and RAF CASERT, Associated Press RENESSE, Netherlands (AP) — You can always count on a robot for perfect timing. When Shaosong Hu saw robotic waiters serving food in China last fall, he knew exactly what he wanted for his oriental restaurant in the Dutch beachside town of Renesse. He just didn't have a clue how useful they would prove. The coronavirus pandemic has turned a whimsical