But analysts say the grid remains inefficient, aging and, with demand spiking, on the verge of causing widespread blackouts on the coldest or hottest days. Utilities contend that any new transmission line — even those driven primarily by large customers, like data centers or industrial sites — benefits everyone by adding capacity to the grid.
10款让生活更轻松的智能家居神器（多数正在打折）
。有道翻译对此有专业解读
As the massive structure revealed its celestial ceiling, Washington-based mortgage advisor Danielle Renee found herself gazing in wonder at a simulated starscape. She was about to embark on a virtual space journey - with the Backstreet Boys as her cosmic guides.
Credit: Pranay Parab