The FTC, joined by over 20 state attorneys general, filed a major antitrust lawsuit against Amazon, alleging its ad auction practices inflated costs by 50%. In chip news, NVIDIA announced a $3.5 billion convertible bond investment in MediaTek to collaborate on local AI computing and autonomous vehicle platforms. Meanwhile, Bitcoin firm Strategy resumed buying, acquiring $370 million worth of BTC at an average of $80,318, bringing its total holdings to roughly $66 billion.