For drivers who are already more interested in Rivian's smaller R3 and R3X than the just-released R2, the wait is coming into focus. CEO RJ Scaringe said the EV is a "couple of years away," pointing toward 2028 instead of more speculative dates. What's happening? According to InsideEVs, Scaringe gave an interview with The Drive where he noted a rough R3X arrival window of "a couple of years." That timing appears to fit with Rivian's plan to brin…