The return of Ramona will be interesting in that this character never needed to return. It was a complete circle when Sheldon ordered her out of the apartment in 2.06 The Cooper-Nowitzki Theorem which we have a write up for HERE.
Ramona could be considered Sheldon's first girlfriend.
There's a Shenny moment but its facilitating Shamy as usual these days. Penny looks so sad
"After Leonard, Sheldon and Wolowitz celebrate the completion of the top secret air force project, they are met with an unpleasant surprise. Also, Amy is offered a summer position as a visiting researcher."
Found this article written in March 2014. What do you think? Does he have some valid points, or do you agree with the comments that his research was lazy (or just bad)?