They are? I have heard of the semi trucks but not smaller trucks.
There will surely people who will hold on to ICE but if you can buy a produce that has electric drive train and competes on all metric its is incredibly unlikely that it would not find a market.
Specially if it has features that ICE don't have, like the ability to attach power tools.
Like landing first stages, apparently. Crazy guy.
I'm sure at some point he'll deliver a pickup truck, and it will probably be quite popular. But until he actually starts delivering it, it's kind of pointless to plan around.