Why I’m trying Twitter again.

A few years ago, I had a Twitter account. I had about 2,000 followers—maybe five of whom I actually communicated with in any meaningful way—and I tweeted about all sorts, from work and travel (they are connected in my case) to football and cricket. I’d rant from time to time, too, and crack the occasional bad joke.

Just as I had a haphazard approach to Twitter, my feed was also full of rubbish; people spamming their latest blog posts, fishing for retweets and follows with shallow compliments,...