The S&P 500 rebounded from a 10% drop to a new high in just 11 sessions, marking the quickest V-shaped recovery on record. Big investors warn valuations look stretched, but higher cash supplies and record corporate profits may justify today’s lofty multiples. Meanwhile, semiconductors and AI infrastructure lead gains while software lags, and social media use has peaked globally except in North America.

The post highlights the ongoing shortage of RAM memory modules in the tech supply chain. It points to production bottlenecks and high demand that keep prices elevated and inventory low.

ASML’s extreme-ultraviolet lithography machines cost around $400 million each and are essential for printing advanced semiconductor chips. Rick Lenssen led a project to recreate the intricate EUV tool as a detailed LEGO set, creating one of the world’s most sought-after toys.

TSMC expects a 50% jump in net profit to T$542.6 billion for Q1, driven by booming demand for its 3-nanometre AI chips and advanced packaging technology. First-quarter revenue rose 35% year-on-year, underscoring capacity constraints as Nvidia and Apple ramp up orders. The company will outline Q2 guidance and capital spending plans on its April 13 earnings call.

Intel is collaborating with Elon Musk's Terafab project to build a semiconductor manufacturing facility in Texas. This initiative aims to produce a terawatt of computing power annually for AI systems, supporting advancements in robotics and autonomous vehicles. Intel's participation also strengthens its foundry business in the growing AI market.