Two light rails in 2 similar cities, way different success.

[MIrailfan]

San Diegos, which is the most traveled light rail in the USA, and 4th in North America, vs San Joses, which is near the bottom of light rail ridership. https://en.wikipedia.org/wiki/List_of_United_States_light_rail_systems

Any possible reasons for the huge disparency?

Any

 

[joelkfla]

San Diegos, which is the most traveled light rail in the USA, and 4th in North America, vs San Joses, which is near the bottom of light rail ridership. https://en.wikipedia.org/wiki/List_of_United_States_light_rail_systems

Any possible reasons for the huge disparency?

Any

Haven't been on it, but I understand San Diego's goes to lots of interesting places, including beaches & Tijuana. Not so much in Silicon Vallley; the line runs mostly through industrial areas.