Does Mark Zuckerberg work hard (e.g. 90 hours weekly) like Elon Musk?

Elon musk schedule revealed:

• 8am to 10am: Work
• 10am to 2pm: Work
• 2pm to 2:02pm: Eating while Working.
• 2:02pm to 5pm: Work
• 5pm to 5:30pm : On his way home thinking about the next project.
• 5:30pm to 7pm: Spending time with the kids and the wife, and planning with them for the trip to Mars.
• 7pm to 10pm : Reading emails from investors who are pissed off of his tweets that fluctuate Tesla's stock price.
• 10pm to 11pm: Just adding another tweet that would make the stock plunge again.
• 11pm to 12am: Whoop, the stock is up.
• 12am to 8am: He sleeps. Imagine😏🤣. He would be solving another problem.

Zuck believes in a work-life balance, he wants to be a good father along with his wife.

However, Musk believes in a work-work balance, he wants to be a good father of society and humanity.