Is "Russkies, Russkies everywhere!" the beginning of a leftist McCarthyism with justification for domestic espionage and for pressure on domestic reporting?

According to [Stephen F.] Cohen, "Russkies, russkies everywhere!" is the beginning of a leftist McCarthyism where they justify domeatic espionage and pressuring domestic reporting.  

Thus writes N-Jo about the "New Cold War Eve of the New HUAC" on the (highly-recommended) John Batchelor show (Stitcher audio).

Schiff and Nunes had already agreed to the scope of their investigation when, on March 4th, Trump wrote, in an early-morning series of tweets,

“Terrible! Just found out that Obama had my ‘wires tapped’ in Trump Tower just before the victory. Nothing found. This is McCarthyism!” He added, “How low has President Obama gone to tapp my phones during the very sacred election process. This is Nixon/Watergate. Bad (or sick) guy!”

Talking to reporters a few days later, Nunes mounted a defense of Trump’s reckless allegation.

“The President is a neophyte to politics,” Nunes said. “He’s been doing this a little over a year. And I think a lot of the things that he says you guys sometimes take literally. Sometimes he doesn’t have twenty-seven lawyers and staff looking at what he does, which is, I think, at times refreshing.” 

He added, “I don’t think we should attack the President for tweeting.” The White House, struggling to defend Trump’s allegation, deflected requests for proof by calling on Congress to investigate. Schiff gladly accepted the challenge—on Monday, most of the attention will be on Trump and his claim that Obama ordered surveillance against him….”