Even Democrats are referring to Obama as "Nixonian"

From Politico:

“What strikes me as ironic is that this administration is picking up the cudgels of all these tired old shibboleths about executive privilege,” former House Counsel Stan Brand said. “It pains me to say this, but it’s Nixonian in its reach.” . . .

House Counsel Stan Brand "served as General Counsel to the US House of Representatives under Speaker Thomas P. "Tip" O'Neill, Jr.."