I'm assuming by "short term" you're talking geological time, because in the 20+ years I've lived in Silicon Valley, I've seen almost zero improvements to the Mass Transit. I've seen some minor upgrades, but it's still generally terrible. So unless concerted effort and a lot of taxpayer money is dumped into Mass Transit, I don't think anything is going to happen. The simple fact that BART still doesn't go down to San Jose yet, or extend out to Tracy is embarrassing, but it's been talked about for decades.