You have to (though in general we’re expert on a couple of classes of compounds rather than just one). The literature is just too vast to follow otherwise. Part

You have to (though in general we’re expert on a couple of classes of compounds rather than just one). The literature is just too vast to follow otherwise. Particularly in fashionable fields with loads of funding like high-temperature superconductors, battery materials, PV materials, fuel cells, things like that.