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As long as you host the JavaScript yourself this shouldn't be a problem. Why would it? Iframes suck.
As long as you host the JavaScript yourself this shouldn't be a problem. Why would it? Iframes suck.
Iframes do suck. However, success of a whole crop of companies like Disqus depends on it sucking less. I am sure this is a known issue for these companies.
It's only not a problem if you audit every single line of JS you host yourself. Most companies and people don't.