The mask has slipped

 

Sir, – Eighteen months into the pandemic, it strikes me how many people are still wearing face coverings under the nose or on the chin, thereby rendering them useless. A friend remarked to me recently that you could toilet-train a toddler in a fraction of that time, and probably with less risk of confrontation, I suggested. – Yours, etc,

THOMAS NAGHTEN,

Maynooth,

Co Kildare.