This is understandable, though it then creates a new challenge: problems that have always existed with hearsay and rumour are greatly exaggerated by the speed a

This is understandable, though it then creates a new challenge: problems that have always existed with hearsay and rumour are greatly exaggerated by the speed and reach of modern technology, and now we have reviews that come from unverifiable sources, which can cause real damage to a person or business, who in turn may have no way to defend themselves even if the review is malicious or inaccurate.