Do you agree with Justice Scalia’s principal arguments for not applying the exclusionary rule to the knock-and-announce violations (attenuation of causal connection argument and costs-exceeding benefits argument)?

Respond to the following:
Do you agree with Justice Scalia’s principal arguments for not applying the exclusionary rule to the knock-and-announce violations (attenuation of causal connection argument and costs-exceeding benefits argument)?
Why or why not?
Your answer should involve a discussion of the following cases: Hudson v. Michigan, United States v. Valdez, and Wilson v. Arkansas.