I'm not sure that people browsing on iPhones, iPads, and most (all?) Android devices in 2012 count as 'techno-elites'. The site should at least degrade gracefully to give an idea of what the company's about on Flashless platforms.
Doing it because they have a significant group of customers who can't access it: The right reason
Doing it because people on HN bitch and moan that the technology: The wrong reason
I'm all for dumping flash for the right reasons (and, personally, I wouldn't have built it using flash). Dumping it for the wrong reasons, though, is an unnecessary distraction that doesn't build business value.