[snordgren]

Those countries simply forbid competitors from selling in their domestic markets.

EU regulations apply equally to EU and non-EU companies, so they won’t lead to homegrown tech champions. More likely they will cement the dominance of US tech giants because they’re the ones who have the resources to follow these regulations.

[tsimionescu]

Facebook was available in Russia up until the invasion of Ukraine. China doesn't directly block most such companies either, it imposes censorship and technology control requirements. Microsoft, Google, and Amazon operate in China, with Chinese subsidiaries, but they are nowhere near as dominant as they are in the rest of the world.

[usrnm]

Not exactly true, up until 2022 Google, Meta and others operated in Russia and were competing with Yandex and VK on a more or less even playing field