The point is deterrence. The Congressman is basically saying “Fuck off already, or ELSE!”
Why in gods would you publicly state your intent to engage in such operations?
They’re announcing that they will pursue a MAD-style defense policy, and MAD doesn’t work unless you make it publicly known that you can and will retaliate.
Yes, at least for hobby use. If it really needs something more complex than SQLite and an embedded HTTP server, it’s probably going to turn into a second job to keep it working properly.