Mike McClelland proposes a 1p charge for messages in response to an article on the downside of Ireland’s datacentre boom. Plus a letter from Sue Stephenson The long read ( Power grab: the hidden costs of Ireland’s datacentre boom, 15 February ) highlights the enormous cost in terms of …

Enlarge / Fawley Oil Refinery on a bright day. (credit: Getty Images) One of the Kremlin’s most active hacking groups targeting Ukraine recently tried to hack a large petroleum refining company located in a NATO country. The attack is a sign that the group is expanding its intelligence gathering …