On last Friday 19th March, Facebook acknowledged some technical issues which caused a worldwide outage for WhatsApp, Instagram and other Facebook services.
These kinds of crashes prevent people from accessing their accounts or communicating, leading to major trouble, like this one affecting 45 countries and leaving millions of people without service.
In 2020 alone, four major WhatsApp outages had been reported. Check how it affects users: https://www.relianoid.com/blog/much-cost-whatsapp-downtime/
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