Rivian's latest software update brings a range of new tech features, excluding Apple CarPlay and Android Auto.The update includes native apps for YouTube, SiriusXM, and Google Cast, allowing streaming video in the R1S and R1T.Rivian owners may still need to pay subscription fees for services like SiriusXM and Netflix.Other updates include improvements to the Highway Driving Assist system and refinements to the infotainment interface.