The latest nonsense about deleting emails to save water puts me in mind of of an incident when I was working for a ‘hot’ consultancy during the glory days of the .com bubble.

Tony Blair’s Minister for Science and Tech came with her entourage to glean words of wisdom from us.

After the meeting was over, the head of the London office turned to me and asked me what I’d thought of it.

“I don’t think we’d hire any of them” I said

“I don’t think any of them would get past the phone screen” was his reply