iTunes is a slow, bloated mess with UI that gets worse with every release. Classic dumbness: Adding 1 song or photo to a phone requires erasing the entire phone because it&#x27;s synced from another computer? Or trying to sync a folder of photos from computer -&gt; brand new iPhone with brand new iTunes doesn&#x27;t work. Just stalled progress bar forever.<p>WiFi: There are constantly WiFI problems with OSX and iOS. From plain-ol&#x27; reliability to straight up bugs. This isn&#x27;t including boring DNS stupidity from OSX.<p><a href="https:&#x2F;&#x2F;www.google.com&#x2F;search?q=osx+wifi+bug" rel="nofollow">https:&#x2F;&#x2F;www.google.com&#x2F;search?q=osx+wifi+bug</a><p>Xcode: Absurdly slugish and crashing constantly.