Google-watchers who like to peek behind the curtain at the Mountain View search company might enjoy the tidbits of information that product manager Marissa Mayer offered the other night during a lecture at PARC. Much of it we’ve heard before, such as how the uncommonly spartan Google home page stumped early product testers. But there are other interesting morsels, such as Google’s claim to have the largest network of translators in the world.