by Joseph Boyle and Valentin Bontemps Agence France-Presse BARCELONA, Spain (AFP) – One of the technology industry’s biggest annual get-togethers is set to kick off in the Spanish city of Barcelona on Monday, under the shadow of Russia’s invasion of Ukraine. The Mobile World Congress, where smartphone and telecoms companies show off their latest products and reveal their strategic visions, is expected to welcome more than 40,000 guests over its four-day run. Organisers hope to […]