Sheldon plays Words with Friends against Stephen Hawking and becomes obsessed with winning, only for Hawking to play a low-scoring word ("act"), leading Sheldon to discover that Hawking is a "sore loser" who intentionally slows down the game when losing.
“Does anyone else find Leonard absolutely insufferable in this episode? ... He's highly educated but in a completely opposite field of study, and has shown a lack of awareness of history and social issues in the past.” Reddit · r/bigbangtheory · 10 months ago [S6E6] The Extract Obliteration
“The reason Leonard did all of that was because deep down, he was insecure about dating someone who was a waitress/mediocre actress.” Reddit · r/thebigbangtheory · 1 year ago Key Storyline Highlights Sheldon plays Words with Friends against Stephen Hawking
"The Big Bang Theory" The Extract Obliteration (TV ... - IMDb He's highly educated but in a completely opposite
Fans often debate Leonard's behavior in this episode, specifically his decision to rewrite Penny's paper behind her back.