On a strict constitutionalist basis, much of what the US Government does is extra-constitutional; the powers not explicitly given to them are denied to them. (alephblog.com)
While the American battle between originalists and living constitutionalists makes for great drama, surely we Canadians have re-learned over the last year and a half to revel in our own blandness. (earlycanadianhistory.ca)
Good answer, however, from POV of constitutionalists like Alan Dershovitz, the concept of «taint team» is unconstitutional because they are agents of government and that alone prevents them from even looking at privileged communications, let alone pick what is and what's not relevant. (politics.stackexchange.com)