I doubt US tech understands.
For one, they are deeply in bed with the current administration (for any definition of current, past, and future).
For another, they fight tooth and nail any and all sovereignity of data even within their own walled gardens. See decade of battles by Google, Apple, Facebook etc. in the EU.
The true extent of the damage has yet to be seen.
The Trump administration is a shot across the bows for Europeans, undoubtedly.
But do they have to up their defence spending a bit, engage in some tough talk, reduce their dependence on imported energy, and gift Trump some gold-plated furniture?
Or do they have to do that and eliminate their dependence on Boeing, Lockheed Martin, Northrop Grumman, Intel, AMD, nvidia, Apple, Mastercard, Visa, Google, Microsoft, AWS, Oracle, Facebook, Youtube, Netflix, Reddit, Twitter, Instagram, Juniper, Cisco, Qualcomm, Broadcom, Adobe and Uber?
Because the latter won't happen spontaneously, it'll need deliberate, decisive leadership. And Trump will be out of office long before it's done.
Nvidia's Jensen as an example called out the risk that a GPU ban to China would accelerate Chinese r&D