&gt; The problem is, it&#x27;s almost impossible to switch completely from HTTP to HTTPS in one fell swoop—there are just too many factors that need to be tested and debugged.<p>Such as? Article is a bit short on facts here.<p>&gt; At the same time, webmasters weren&#x27;t keen to begin the migration process to HTTPS because of that pesky mixed content warning, which had a tendency to spook less-experienced users of the Information Superhighway.<p>And rightfully so! There&#x27;s no difference between mixed content and HTTP only for the purposes of data security. Just yesterday I noticed that a payments website had mixed content issues and elected not to risk my personal info. This change is even better because now you really can tell your family to &quot;just look for the lock icon&quot;.