Whistleblower Frances Haugen urged for openness during a Senate Commerce subcommittee hearing on how Facebook entices users to stay on the site longer, allowing them enough chance to advertise to them.
Apple enthusiasts boasted on Twitter about how their "iOS universe" was superior since only they had access to the "supreme" chat app.
TikTok also surpassed 3 billion downloads worldwide, making it the first non-Facebook app to accomplish so.
"This interruption in network traffic had a cascading impact on the way our data centres communicated, bringing our services to a standstill," wrote the Facebook vice president of infrastructure Santosh Janardhan in a post.
The shares of the social media behemoth fell 4.9 per cent on Monday, adding to a decline of roughly 15 per cent since mid-September.
"Facebook, Instagram, WhatsApp, and Messenger are all backup and running," Zuckerberg said on Facebook.
Users across the world on Monday reported outage of WhatsApp, Instagram and Facebook services.
Frances Haugen, a 37-year-old data scientist from Iowa, has worked for businesses like as Google and Pinterest, but she told CBS's "60 Minutes" that Facebook was "significantly worse" than anything she had seen previously.
Between June 16 and July 31, WhatsApp banned a total of 3,027,000 accounts. Previously, on May 15 and June 15, WhatsApp blocked 2,011,000 accounts in India.
In a report titled "Cryptotech Industry in India" published this week, Nasscom predicted that India's crypto tech market is likely to reach $241 million by 2030. According to India's top tech trade association, the global crypto tech industry is set to reach the value of $2.3 billion in the next 5 years. Crypto adoption by banks world over, especially in the United States, Europe and Asian countries, has triggered growth in the crypto sector. Watch this video to know more.