Elon Musk is leaving his role in the Trump administration after a 130-day stint leading an efficiency drive (DOGE) that fell short of its ambitious goals. Conflicts over spending and tactics contributed to his unceremonious exit, despite close ties to the President.

• Musk criticized Trump's tax bill as too expensive.
• He aimed to cut $2 trillion in federal spending.
• His departure follows clashes with cabinet members.