An undersea cable that Google helped finance is almost finished, according to a new report. Indeed, the completion of the Unity fiber optic cable, which will connect the U.S. to Japan, is supposed to be announced next week, and then Google and the company's Asia-based users should start seeing the benefits soon after. Tom Krazit wrote this afternoon, "[T]he Pacific undertaking will allow the company to link its data centers in the U.S.