In the US, stories of Twitter harassment of women, people of color, and religious minorities appeared with increasing frequency, coming to a head in August 2014, when Robin Williams’ daughter Zelda was forced to quit Twitter after trolls flooded her mentions with photoshopped images of her recently deceased father.
Through the authors use of evidence, we can see that harassment on twitter has gone on for years. From the time it first started up going into 2014 without proper interference, which has lead to many big names leaving the site for their own wellbeing.