Citation needed.
In fairness to revans he is correct.
https://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2010-5139
I've come to the conclusion revans is a paid troll or someone in a financial business that will be hit bad when Bitcoin eventually renders it obsolete.
Option 3 is that he is ideologically driven, If crypto currencies become dominant it will make it that much more difficult for the state to fund his particular brand of utopia.
Either way he doesn`t upset me that much. I`d say having people make faulty criticisms makes your position look stronger then if no one was making them at all, it shows their desperation.
"I have never made but one prayer to God, a very short one: 'O Lord make my enemies ridiculous.' And God granted it."
- Voltaire