Can I buy Ethereum meta?

Excuse me, could you please clarify something for me? I've been hearing about Ethereum and its various components, but I'm not entirely sure what you mean by "Ethereum meta." Could you possibly elaborate on that term and let me know if it's something that can actually be purchased? Additionally, if there is a way to acquire it, could you provide some insight into the process and any potential risks or considerations I should be aware of? Thank you for your time and assistance.