Break them up - that is what should be done to big technology companies such as Facebook, Amazon, Apple and Google, according to many lawmakers and activists in places where these firms have their biggest markets.
On both sides of the Atlantic, regulators are gunning for big tech. The European Union, which has been more active so far, has imposed hefty fines on Google, Apple and Amazon for anti-competitive practices. It has passed tough data privacy laws. Recently, it accused social media platforms of falling short on their promises to combat fake news before the European Parliament elections last month.