In 2016, Kuntzman became the center of widespread attention when he wrote an article titled "Firing an AR-15 is horrifying, menacing, and very very loud."

[6][7] Kuntzman later wrote another article further criticizing gun owners, noting that many of them had sent him videos of "7-, 10- and 12-year old girls" firing the weapon while smiling.

[8] In April 2016, Kuntzman criticized U.S. government's drone assassination program and implied that the Obama administration may be guilty of war crimes.

[10] The Russian Foreign Ministry spokeswoman wrote on her Facebook page to Kuntzman: "you have said that the fight of the Jewish people against anti-Semitism in 1930s amounts to the terrorist ways of the Islamic State and Jabhat al-Nusra ... Are they really the same to you?

[13] Kuntzman was featured in a December 2022 New York Times article that focused on citizens "cleaning up" license plates which had been intentionally damaged or obscured for the purpose of avoiding tolls and speed cameras.