Fwiw lrad is regular speakers. Not ultrasound. Just tweeters.

They collapsed, because they couldn't deliver anything remotely close to what was promised. IMO they knew all along it was a fraud and just kept the story going as long as they could.

I think they renamed themselves "sonic energy". Excellent thread on eevblog:

https://www.eevblog.com/forum/chat/the-ubeam-faq/1900/

Now Perry is pumping some neuro-ai-sleep-aid nonsense.

I heard it at CES. Interesting concept but the audio quality it really quite terrible. I don't think consumers will find it acceptable, not even close.

They fired just about everyone and are gliding along until their money runs out, hoping for a miracle.

(And so that the executives can keep paying themselves healthy salaries, undoubtedly.)

ubeam is well known to be nonsense. They can't even charge phones or transmit any meaningful amount of energy.

He's trying to unload the company and save a bit of his reputation. Of course he'll still hype it.

Only in the far field.

It's still deception, there's just no injury.