There are right and wrong ways to do charging on a road trip. If you’re such a noob that you’ve only done it once, you very likely may have been doing it wrong. So I wouldn’t give your anecdata much weight.
I would give your anecdata precisely zero weight because it directly contradicts with the hundreds and hundreds of Tesla owners I’ve met and chatted with.
Musk is a false prophet dude, leave his religion, your faith in him will not benefit you but it MIGHT make you die in a car crash.
Spent a lot of time at Superchargers bored as hell because supercharging sucks. Wound up talking to hundreds of other Tesla owners over the course of hundreds of supercharging sessions.
Yeah, this guy's drinking the Koolaid. I've tried a road trip in a Tesla exactly once. I drive gas on road trips now.