Earlier today, Meta announced that it was testing a new Meta AI chatbot for Threads that would function a lot like Grok on X. Even though the "early beta" isn't available to most people on the platform yet, a number of Threads users have discovered its not possible to opt out of the feature or block chatbot's the account. While most people aren't able to interact with bot yet — the initial testing is limited to Malaysia, Saudi Arabia, Mexico, Argentina and Singapore — the public-facing @ meta.ai account is viewable to everyone on the platform. The account's initial post has been met with a flood of angry replies from users demanding to know why, unlike any other Threads account, there's no option to block it entirely. Some users have even said that they have reported the account for spam , which typically ends with the option to "block," only to find out that the block didn't actually go into effect. When I attempted this reporting flow, the option to block never surfaced.…