<html><head><meta http-equiv="Content-Type" content="text/html charset=us-ascii"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class=""><div class=""><pre style="white-space: pre-wrap; background-color: rgb(255, 255, 255);" class=""><blockquote type="cite" class="">It is simply not the case that *all* arithmetic on NSDates is incorrect unless it involves NSCalendar and NSDateComponents.</blockquote></pre></div>But then the same logic would follow that String must have all sorts of convenient but incorrect API on it, because it is simply not the case that all character transformations are incorrect unless they involve Unicode translation. The standard libraries should not go out of their way to make flawed code look easy.<div class=""><br class=""></div><div class="">Zachary Waldowski</div><div class=""><a href="mailto:zach@waldowski.me" class="">zach@waldowski.me</a></div></body></html>