Recent work by this dude and his team from MIT achieved 2. What is 2? What is it a “photo” of?

Jayaprakash B R, Sumanth Patlolla, Rahulk, KK, raklodramA, rohanquizzer, Manish Achuth, Rogi, shrik, Ananth, Vivek Gokuladas, Prasad, jowens, badideabear, rickde, Rajesh, Saurabh, hapadapa, Bharath, sanador, Logik, Urthstripe, Siddharth Ravi, tanwi and Anjul