Here is the most malignant threat to our personal freedom, particularly as the balance of power in the workplace has been shifted so dramatically from worker to boss.
But after the American Robert Peary claimed to have reached it in 1909, both men hastily altered their plans, instead they would aim for the last big prize: the South Pole.
I was shocked by the descriptions on the Twitter site I visited last night. But happier this morning when I went to it the page was blank except for a message 'Profile has been suspended'.