Key Midday Developments on April 12

7:00 (UTC+8) - 12:00 (UTC+8) Keywords: US-Iran negotiations, Vance, SpaceX1. Iran states it will respond at any time to violations of the ceasefire;2. Today's Crypto Fear & Greed Index is 16 (yesterday it was 15);3. Iran's Ministry of Foreign Affairs: Iran and the US are holding discussions on all aspects of the main negotiation topics;4. US Vice President Vance: Will return to the United States and has presented Iran with a "final proposal";5. US Vice President holds a press conference in Islamabad, stating that no agreement has been reached in US-Iran negotiations;6. In 2025, with losses nearing $5 billion, SpaceX still holds $603 million worth of Bitcoin.