They should care, considering some of these vulnerabilities are exploitable just by JavaScript, meaning merely visiting a bad website could leak sensitive information
We've banned this account for repeatedly violating the site guidelines. If you don't want to be banned, you're welcome to email hn@ycombinator.com and give us reason to believe that you'll follow the rules in the future.
https://react-etc.net/entry/javascript-spectre-meltdown-vuln...