Sony's newest game console, the PlayStation 5, goes on sale this Thursday in countries including the US, Canada, Australia and Japan. The Japanese company is hoping for record sales, as gaming revenues have climbed during the coronavirus pandemic. Its rival Microsoft unveiled its latest Xbox on Tuesday. Also, we look at how the rally in global stocks has cooled, following optimism earlier this week over a coronavirus vaccine. Technology shares, which had slumped in recent days, have seen gains.