I went in search of Guildford's last remaining telephone boxes and one was covered in a brown substance

I went in search of Guildford's last remaining telephone boxes and one was covered in a brown substance

Despite approaching my 40th birthday I like to think I'm still young and hip: I recently played a game called Fortnite which I understand is all the rage, and I have learned that the kids now say something is "on fleek" if it's good. I've even ranked the members of One Direction (Zayn is my favourite), so I think I can hold my own in conversation with anyone in Generation Z. But one modern trend with which I refuse to …