It's F#! The >>= is an infix operator for the "bind" function, a function that takes a wrapped value (the Burrito) and a function that takes a value and return

It's F#! The >>= is an infix operator for the "bind" function, a function that takes a wrapped value (the Burrito) and a function that takes a value and returns a wrapped value (like addIngredient). It's a design pattern in functional languages like Haskell, F#, and OCaml.