They might use <a href="https://duckduckgo.com/params" rel="nofollow">https://duckduckgo.com/params</a> to possibly disable the redirect at least as I think that might stop a submission with a !bang in the title from redirecting.<p>The params have a bunch of other cool stuff too including changing the look and feel:<p><a href="https://duckduckgo.com/?k7=b&kj=o&q=Did+HN+just+change+the+%E2%80%9CWeb%E2%80%9D+function+from+Google+to+DuckDuckGo%3F&ia=web" rel="nofollow">https://duckduckgo.com/?k7=b&kj=o&q=Did+HN+just+change+the+%...</a>