Welcome back to TechCrunch Mobility — your central hub for news and insights on the future of transportation. To get this in your inbox, sign up here for free — just click TechCrunch Mobility! I took a tour through a few 10Q reports this week to get a sense of how EV makers like Rivian and Lucid (or even legacy automakers that also sell EVs) feel about the one-two punch of tariffs and the end of the federal tax credit. Although these documents are loaded with legalese, it’s clear that both economic developments are on the minds of their respective…