This is the episode where the "Friendship Algorithm" starts to take root in Sheldon’s mind, showing his growing (yet clinical) interest in how human bonds are maintained.
One of the funniest scenes involves Sheldon faking symptoms just so he can spend more time with Stephanie, treating her like a new shiny toy for the apartment. [S2E9] The White Asparagus Triangulation
Leonard is finally dating someone "smart and age-appropriate"—Dr. Stephanie Barnett. However, he becomes convinced he’s going to screw it up. This leads him to allow Sheldon to intervene as a "social consultant," resulting in the hilariously awkward "Triangulation." Key Highlights: This is the episode where the "Friendship Algorithm"