Storing immutable reviews on public blockchain network is a much needed idea that Revain has implemented. However, I seem to see few gaps for the projects long term sustainability (or may be my lack of understanding)! Anyone can review on any project? Wouldn't it be more legit if the right to review could somehow be given based on eligibility/capability (e.g. expert/researcher in field OR buyer of the product being reviewed)? Anyone can like/dislike the review? couldn't it be fake through croSee full review