I don't see any reason not to use the ''proofofbrain'' tag, as there are no rules in particular. As long as you provide original content, it's fair play

I recently noticed the POB token and good to know that there is no specific criteria for the type of content. I can see impressive growth in price and 1 POB= 1 HIve is quite good. May be late but still Its time to pay more attention to POB coin. thanks.

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