Fintech Firm Mercury Hits 52 Billion Valuation After 200 Million Funding Round Microsofts GitHub Faces AI Coding Race Setbacks Amid Service Outages UK Police Chiefs Propose AgeRestriction on Unsafe Social Media Platforms for Under16s AIRelated Layoffs May Not Guarantee Stock Gains Data Suggests JPMorgans Annual Summer Reading List for Wealthy Clients Highlights AI Leadership and a Book About Lemons Next CEO Warns of Dramatic Decline in EntryLevel Employment Opportunities Senegals President Fires PM Dissolves Government Amid Deepening Debt Crisis