I know that Brightline plans to (eventually) send their proposed HSR from Victorville to Rancho's Metrolink station. Maybe this is an attempt to "link" that to ONT?
Since San Bernardino is more open to private firms like Hyperloop than say LA or OC, maybe this actually gets built???
https://www.sgvtribune.com/2021/02/0...to-next-phase/