Rivian and Tesla are moving in opposite directions with EV charging.Rivian Automotive (RIVN 2.93%) stock jumped as much as nearly 5% early Thursday. The stock move slid to a gain of just 2.7% as of 10:55 a.m. ET. But the sentiment may be a response to some frustration with another electric vehicle (EV) company.The move comes after Rivian recently updated plans for its charging network. And that comes in sharp contrast to what EV leader Tesla has recently done with its charging segment. Tesla's new charging ...