“The pound pile on has continued with sterling coming under even more pressure as political uncertainties have landed on top of economic worries, following a damning report into the Partygate scandal. The probe by senior civil servant Sue Gray has engulfed the UK government in a fiercer storm of criticism, as she pointed the finger of blame at the leadership for allowing a party culture to develop as the country was in lockdown and millions of citizens were in isolation. As traders speculated over just how untenable Boris Johnson’s position as Prime Minister is, sterling fell further against t…