It is true that one of the major defenses is HBD, and as you get older this may change.
But as you say, more protection mechanisms will also be created as the chain grows, since to maintain trust measures must be taken against malicious attackers.
Thank you task for such an excellent article, it helped me to appreciate the chain and those who work to develop it better.
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I posted another one carrying an idea. Worthy of discussion.
We need to see what options are out there for this.
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