Elon Musk is a famous man who makes electric cars and rockets. He said that WhatsApp, a messaging app owned by Mark Zuckerberg's company Meta, sends your messages to other people every night. This means your private conversations are not safe on WhatsApp because they can be seen by others. Some people don't trust Meta because it has been fined for sharing users' data and had a big problem making its apps work properly. Elon Musk thinks these things show that Meta is not good at keeping people's information private or making their apps reliable. Read from source...

1. The title is misleading and sensationalized. It implies that Musk is directly challenging Zuckerberg or Meta as a whole, but in reality, he is only criticizing one of their data security practices. A more accurate title would be "Elon Musk Criticizes WhatsApp's Data Security Practices: 'WhatsApp Exports Your User Data Every Night'"
2. The article does not provide any evidence or sources for Musk's claim that WhatsApp exports user data every night. This is a serious accusation that should be backed up by facts, not hearsay or speculation.
3. The article mentions that Meta was fined $37 million for its data-sharing practices, but does not explain what those practices were or how they violated any rules or regulations. This is a relevant piece of information that would help readers understand the context and severity of the issue.
4. The article cites Musk's mockery of Meta after the March outage as evidence of his ongoing concerns about data privacy on Meta's platforms. However, this is an ad hominem fallacy, which means attacking the person instead of their arguments or actions. It does not prove that Musk's criticism of WhatsApp's data security practices is valid or justified.
5. The article ends with a promotion for Benzinga Pro, which is irrelevant and detracts from the main topic of the article. This is an example of a commercial motive overshadowing journalistic integrity.