Ideally one should take HS RR from Malibu to 2 Bunch Palms, from Oxnard to Irvine, & from Marina Del Rey to Laguna Beach.
Seamless travel with Bus links, taxi links.
along route.
Reuse estd MTA RR lines for HS RR.

Trains would run every 30 min & carry 200 passengers?
Less (seasonally).
Trains are under Auto Pilot from Main Control Center.

Train features:
Dining Car, Bar, Main passenger cars, Storage/Mail,
Main Engines.
Or Auto Carrier to carry your car or truck on trip.

Trains are citywide.