Read the whole article... they have started to use it and will migrate more of the app there...
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We use Let’s Encrypt for the SSL certificates for both the marketing website and in.vc. Eventually, we’ll migrate our other SSL certificates to Let’s Encrypt. It’s free and easy.
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Didn't mean to be arrogant. Sorry for that. Had no idea it was a responsiveness issue, was reading from desktop. I'm not usually so short in my responses. Again, sorry about that.