Apparently convenience initializers blow away inherited ones, even though they're named differently "

wat.swift

//
//  wat.swift
//  Stratus
//
//  Created by Adam Bell on 2015-04-15.
//  Copyright (c) 2015 Adam Bell. All rights reserved.
//

import Foundation

class a : NSObject {
  
  var i: Int
  
  convenience init(stuff: Int) {
    i = stuff
    self.init()
  }
}

class b : a {
  
  var s: String
  
  convenience init(otherStuff: String) {
    s = otherStuff
    self.init()
  }
}