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Capital spending among the megacaps is now surging as Microsoft, Google and Meta all outline plans for tens of billions of dollars a quarter in AI investments. We dig into what’s in store for Amazon as it gets set to report tonight.

The IPO market is "back," according to Colin Stewart, a top Morgan Stanley banker who led the Reddit and Astera Labs debuts. He expects 10-15 more tech IPOs to come this year, and an even better 2025, especially as the market gets more comfortable with paying for growth again. We chat with him about startup valuations, how the presidential election might impact IPO timing, and more.

Over the past year, Mark Zuckerberg has transformed Meta - and himself. He has gone from a brash young CEO to trained MMA fighter, and a trendsetter with his fur jackets and chains. And thanks to his year of efficiency and stellar stock performance, he's now a Wall Street darling, with Meta outperforming Apple and Alphabet, trailing only Nvidia among the Mag 7. But Meta's latest earnings report has shown it's continuing to bleed cash, and Zuckerberg is now facing a moment of truth. Can he deliver on generative AI, the most important platform shift in decades? This week on TechCheck, the reinvention of Zuck and the arrival of his "show me" moment.

Shares of the software maker Rubrik are up about 20% since its debut on the NYSE yesterday. That success is being cheered in Silicon Valley as the latest sign the public market waters are safe to wade into. Plus, Alphabet and Microsoft shares are both popping after the companies beat on the top and bottom lines. The tech giants emphasized the growth of their respective AI businesses, but that also comes at a big cost.

At the heart of the battle over TikTok is its algorithm - one that overhauled social media, captivated Gen Z, and continues to engage them more than copycats like YouTube Shorts or Instagram Reels. But without it, a sale of TikTok would be a very different proposition, and interested buyers like Steve Mnuchin have said that he would rebuild the app if there’s no technology transfer.

Two Google alumni are among those now turning up the pressure on their former employer. Aravind Srinivas of Perplexity and Dario Amodei of Anthropic are both leading upstart gen AI native companies. This time around, they have less to lose and are unafraid of taking on the giants. Plus, Softbank is reportedly now sinking nearly a billion dollars into developing a new generative AI model -- but is it too little, too late?