Key Lime Shrimp Tacos

Name: Key Lime Shrimp Tacos
Ingredients: 6 jumbo shrimp, cut in half lengthwise; 1 clove garlic, grated; 1 tablespoon key lime juice (from 3 key limes); 2 teaspoons light olive oil; 4 small corn tortillas, warmed; Shredded green cabbage to taste; 1 tablespoon key lime juice (3 key limes); 1/4 jalapeno, finely diced; 1 tablespoon fresh cilantro, roughly chopped; 1/2 scallion, finely sliced; 1/2 avocado, finely diced; 1/4 mango, finely diced; Salt to taste; Juice of 3 key limes (1 tablespoon); Zest of 3 key limes; 3 tablespoons sour cream, room temperature