Xcel Energy commits to pilot project of new 100-hour storage technology at its Comanche station in Colorado. Will this technology displace gas?

Xcel Energy commits to pilot project of new 100-hour storage technology at its Comanche station in Colorado. Will this technology displace gas?
A settlement agreement proposes to retire Comanche 3 sooner and identifies a 25-year yardstick for evaluating the need for new natural gas plants. It also punts some key decisions.