Twitter comes to the rescue

IF you’re not protesting an election or promoting a product, Twitter, the microblogging site that has been getting so much attention these days, can be easy to dismiss.

It’s been described as an ego-stroker for those who want to broadcast the minutiae of their lives in 140 characters or less. It’s a virtual popularity contest to see who can rack up the most followers. And it’s yet another way to procrastinate on the Web...