If he could talk lucidly about things like HTML I'd think that lent more credence to the possibility he didn't have a clue about hydrogen
edit: for the downvoters, if you haven't seen one of these "bear thesis" articles before, understand you must do at least as much homework as the bear claims to have done before accepting anything you read. Of course Nikola is a dodgy company, but it's also a social phenomenon. That's the value in it for the likes of GM, and also for the average investor -- including the professionals. At one stage YouTube was the largest video piracy company on the planet before a larger company swallowed them up and cut deals to legitimize what they'd done. Meanwhile, everyone knew the brand. You can consider what's happening here to be something roughly comparable