The most shocking thing about the article is that they mention Boris Johnson being the victim of online trolls.  This shows that both sides are being trolls.

The worrying part is what exactly is "trolling" to them?

Is disagreeing with MP Jess Phillips' man-hating vaginalism deemed trolling?

Is calling out politicians' lie "trolling"?

We know the left deems everything they disagree with as "trolling".