Next question is Zach Shahan from CleanTechnica!!! Asks about "conquest sales" -- how much are they pulling from other segments. They haven't got the data for anything but the top five.
Musk ends up saying that the determinant of Tesla's growth will be cell production and the cell supply chain. (An interesting answer. Is he going to buy his own mines?)
Powerwalls/Powerpack are currently limited by cell production (not module production). They're rapidly solving and expecting to ramp up "later this year and early next".
Solar Roof is going through validation stuff (fire testing, etc.).
"Will Model Y use the same reservation process?" No decision.
"Can Musk talk about the technical bottlenecks right now -- can we picture ourselves in the factory?" Musk says he loves Zach's detailed articles but wants to make sure he doesn't generate a bad sound bite. Zach agrees. Biggest constraint right now -- which will be solved in a week or two -- is in body production. Musk says you can tell what the bottleneck is by what *Musk* is personally working on. They've produced 800 bodies in 24 hours recently.
"Don't let the trolls get you down". Elon thanks Zach for his coverage of cleantech.
Galileo: Will you manufacture trucks in Nevada? Musk says location of manufacturing gets so much attention that he cannot answer *any* such questions.
Galileo: Any synergies between Model 3 and Semi? Lots, but we can't be specific.
Galileo: How are you prioritizing batteries between auto and stationary storage? Why isn't storage ramping faster? (This is an *absolutely great* question, BTW.)
Deepak basically says it makes sense to prioritize Model 3, but that they are expanding cell production ASAP.
JB says that they use additional vendors (Samsung and LG) for Powerwall/Powerpack, but not for cars, which does explain why the Gigafactory production is prioritized for cars.
Deepak explains that they're also bottlenecked on installs. Elon says there aren't enough electricians in the US (I can confirm this is true -- I have massive delays on an electrical project because of the electrician shortage), and Tesla is starting their own *electrician training program*. (Now that's interesting!)
Galileo: what didn't we ask about that we should have asked about?
Musk thinks they covered everything.
Galileo: will the new strategy of *no outside capital* slow your growth down?
Musk says that they're now scaling up so fast that spending more money isn't speeding it up any more. (Mythical Man-Month, I guess) but leaves out the option for debt for particular Gigafactory constructions. (GREAT answer.)
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As a personal note, I really appreciate Zach's and Galileo's questions. I also appreciate when Musk responded to dumb questions by idiot analysts by *meandering off the topic* and telling us something much more interesting. It's a very polite way to give us useful information without bothering the egos of the analysts.