• Tech companies apply for a dizzying number of patents every year, many of which are never used. But recent filings by Amazon and Google do offer a peek at how the companies could seek to mine data from smart speakers and other household devices. (Above, Amazon’s Alexa Super Bowl ad.)

• Eight years after Live Nation merged with Ticketmaster, bringing together the world’s largest concert promoter with the world’s leading ticket provider, U.S. regulators are looking into accusations that the company uses threats and pressure to rule ticketing.

• “Ready Player One,” Steven Spielberg’s nostalgia-soaked science-fiction adventure, took in more than $181 million on its debut weekend. Chinese ticket buyers turned out in particular force.

• Facebook’s latest uproar: a 2016 memo from a top executive defending growth at any cost — even if a lethal terrorist attack were organized on the platform. As Facebook lurches from crisis to crisis, only a few tech industry leaders have spoken out against their struggling rival. (Silicon Valley hates bad karma.)

• The list of Chinese products that will be hit with new U.S. tariffs is expected to be announced within days. Here are other headlines to watch for this week.

• Markets are closed in Australia, Hong Kong, London and Milan. Here’s a snapshot of other global markets.