For personal use, the only issue I take with Obj-C is how it's considerably less "batteries included" relative to Swift. For collaborative projects on the othe

For personal use, the only issue I take with Obj-C is how it's considerably less "batteries included" relative to Swift. For collaborative projects on the other hand, it can become a handful to maintain if everybody contributing isn't staying on top of hygiene with null checks, type checks, etc. Swift helps to keep all of that under control.