The sheer stupidity and ignorance of your posts makes me think you're trolling. Rivian obviously wants to start delivering to locations where their service centers are almost finished. Imagine if you're in an accident and you have to drive across half the country to get your rivian repaired, it...
How is it vague? They'll release the exact specifications this week. It's not like they've completely hidden the interior from us. Unlike your lord and saviour Elon Musk, rivian doesn't have to overhype/exaggerate just to boost the stock.