We had CDNs for ages. They are fine for static content. But no, you should not proxy any confidential or personal data unencrypted through a third party, that is crazy. That stuff must be end-to-end encrypted between you and your peer.
I think the marketing terms here are blurring the vision of developers. You need to understand what you are doing. "Can this data be handed over to a man in the middle?" must be something you actively think about, then making a decision.
We had CDNs for ages. They are fine for static content. But no, you should not proxy any confidential or personal data unencrypted through a third party, that is crazy. That stuff must be end-to-end encrypted between you and your peer.
I think the marketing terms here are blurring the vision of developers. You need to understand what you are doing. "Can this data be handed over to a man in the middle?" must be something you actively think about, then making a decision.