Boneless Buffalo Chicken Wings

Name: Boneless Buffalo Chicken Wings
Ingredients: 2 cups buttermilk; 2 tablespoons hot sauce (preferably Frank's); 2 tablespoons kosher salt, divided, plus more; 2 pounds boneless, skinless chicken breasts, cut crosswise into 1 strips; 3 cups all-purpose flour; 2 tablespoons garlic powder; 1 tablespoon paprika; 1/2 teaspoon cayenne pepper; 2 teaspoons freshly ground black pepper; 5 tablespoons unsalted butter; 1/2 cup hot sauce (preferably Frank's); 2 tablespoons pure maple syrup; 1/2 cup sour cream; 1/4 cup buttermilk; 1/4 cup crumbled blue cheese; 1/2 teaspoon freshly ground black pepper; 1/4 teaspoon kosher salt; 2 tablespoons chopped chives, divided; Vegetable oil (for frying); 4 celery stalks, cut crosswise into 4–5 pieces; A deep-fry thermometer