https://abcnews.go.com/US/sonic-boom...ry?id=99828148

Rare to have a US plane break the sound barrier over US soil. It has the potential to shatter glass windows, and of course cause permanent hearing loss in humans if standing outside.

As to the greater wisdom in a F-35 having "stealth" but only below mach 0.7? Great salesmen come in all forms.