what are cryptocurrency backed by, snippets

Us treasury secretary yellen: (when asked about trump's consideration of reducing or canceling the banking regulator) the current us system has not been broken.Coca-Cola Brazil invested R $550 million (US$ 91 million) to expand the concentrated solution plant in Amazon.Turkish Foreign Minister: The Turkish Embassy in Damascus will open tomorrow.

The Central Meteorological Observatory continued to issue a blue gale warning at 06: 00 on December 14th. It is estimated that there will be 5 winds and gusts of 6~7 in parts of southern Qinghai, central and eastern Inner Mongolia and eastern Shandong Peninsula from 08: 00 on December 14th to 08: 00 on the 15th. There will be strong winds of 7-8 grades and gusts of 9 grades in the Bohai Strait, northern Yellow Sea, most of the East China Sea, Taiwan Province Strait, east of Taiwan Province, bashi channel, most of the South China Sea and Beibu Gulf.Fitch: It is expected that the freight cycle in the United States and Canada will begin to improve slowly in 2025.According to informed sources, Ultramicro Computer is considering issuing additional shares and bonds. Ultramicro computers fell 6% in after-hours trading.

Fitch: It is estimated that the global air passenger traffic will drop from a healthy level to a medium level in 2024, but it will still maintain strong growth.US stocks closed mixed. Broadcom rose more than 24%, and its market value broke through one trillion dollars. US stocks closed mixed. The Dow fell 0.20%, falling for the seventh consecutive trading day, the Nasdaq rose 0.12%, and the S&P 500 index was flat. This week, the Dow fell 1.82%, the S&P 500 index fell 0.64% and the Nasdaq rose 0.34%. Broadcom rose more than 24%, and its market value exceeded $1 trillion for the first time. Broadcom's AI revenue increased by 220% to US$ 12.2 billion this year. It is estimated that the revenue of AI products will increase by 65% in the first fiscal quarter of fiscal year 2025. Maiwell Technology rose nearly 11%, and its share price reached a record high, because its big competitor Broadcom released an optimistic revenue forecast. TSMC rose by 5%. According to industry sources, TSMC is committed to integrating CoWoS and SiPh, seeking to launch co-packaged optical devices (CPO) in 2026. In addition, Apple cooperates with Broadcom to develop AI chips, and TSMC's advanced process will welcome big orders again. Tesla rose more than 4%, continuing to hit a record high. The report said that the Trump transition team proposed to abolish the current general order requiring automakers to report accidents related to autonomous driving systems.Sources said that Qatar will send a delegation to visit Syria on the 15th. The reporter was informed that on December 13th, local time, Qatari sources said that Qatar will send an official delegation to visit Syria on the 15th and hold talks with representatives of the Syrian transitional government. The source said that the two sides will focus on the reopening of Qatar's embassy in Syria and the provision of humanitarian assistance to Syria. He also said that the report that Khalfan Kabi, director of the Qatar National Security Agency, visited Syria on the 12th of this month was untrue.