This feature, and one used by many other conference companies, is for proximity detection of zoom rooms. Other implementations are bluetooth beaconing, but ultrasound is reliable and BT is often disabled by corporate security due to all the vulnerabilities it has and are constantly being discovered for.
Meanwhile the NSA has meetings where powerpoints titled "I hunt sysadmins" are a normal thing. And where your Cisco is intercepted, hacked, and shipped to you. Or where the previous president offers pardons to criminals doing his bidding and culminates with an attempt to murder Democratic senators to stay in power at the capitol on 1/6. I don't think you want to play "my country good, other country bad" unless you want to be corrected.