For all the Latin alphabet’s strengths, it’s not nearly as succinct as scripts like Japanese – and Twitter has taken note by doubling its 140-character limit to encourage people to speak up more. We reached out to our expert network to understand how the change could impact users and brands.

Research has found that many Americans might think that political correctness has gone too far. Though most of them deem hate speech as unacceptable, they don’t believe the government should ban it outright, perhaps because they see it as a threat to their freedom.

Online abuse has people choosing not to speak up, and the individuals it’s silencing are often the minorities that most need advocating. With victims of online harassment likely to tune out of the discussion altogether, the need for brands to speak up is stronger than ever.

In the past decade, the free dissemination of opinions on social networks has been linked to catalysing global protest movements – at least that was the idea. But in Mexico, the government is being accused of diverting popular opinion on Twitter, and it's prompting a backlash.