The world should be back to normal by the end of 2022 thanks to Covid-19 vaccines, Bill Gates said in an interview for Polish newspaper Gazeta Wyborcza and television broadcaster TVN24.

Pfizer slashed in half the volume of Covid-19 vaccines the company will deliver to some EU countries this week, government officials said, as frustration over the U.S. drugmaker’s unexpected cut in supplies grows.

Europe launched a cross-border vaccination program of unprecedented scale on Dec. 27 as part of efforts to end the Covid-19 pandemic that has crippled economies and claimed more than 1.7 million lives around the world.

Countries across the globe shut their borders to Britain on Dec. 21 due to fears about a highly infectious new coronavirus strain, causing travel chaos and raising the prospect of food shortages days before Britain is set to leave the European Union.

Merck KGaA, based in Darmstadt, Germany, is relocating some of its accounting and bookkeeping operations to service centers in Poland and the Philippines. The company indicates the shift is to cut costs.