Put a large pot of water over high heat and bring it to a boil; add salt. Cook pasta according to package directions, to al dente.
Meanwhile, smash garlic cloves with a small pan: separate out the skins and throw them away.
Heat a large skillet over medium heat. Add evoo and butter. When the butter has melted into oil, and crushed garlic and cook 2 minutes. Add shrimp; add salt and pepper. Cook shrimp until heated through, 2 or 3 minutes: add stock and raise up heat to bring to a boil. Toss the pasta with the shrimp sauce, and the snipped or chopped herbs. Adjust seasonings and serve.