On his visit to Salo, Elop was shown a hi-fi speaker that encloses a phone, giving a richer sound. Another engineer handed him a phone and asked him to toss it into a tank of water. When the engineer dialed its number, the device, still submerged, rang. A nanoscale coating makes electronic parts water-resistant. "This kind of stuff has been sitting around people's desks, because it's too hard to get anything done around here," Elop says. "If we can get some of this to market—that's what gives me confidence."