Let’s Encrypt wasn't around when we started, but we do use them for our marketing site and will migrate the app when we need to renew our current cert.
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.