Extra Crunch roundup: Unpacking BuzzFeed's SPAC, curb your meeting enthusiasm, more

Items are rapidly designed and prototyped before Shein’s contractors put them into production in Guangzhou factories — two weeks later, those SKUs arrive in fulfillment centers around the globe.TechCrunch reporter Rita Liao examined how the company’s agile supply chain has become hot talk among e-commerce experts, but beyond a strong logistics game and data-driven product development, Shein’s close relationships with suppliers are integral to its success.She also tried to answer a question many are asking: Is Shein a Chinese company?“It’s hard to pin down where Shein is from,” answered Richard Xu from Grand View Capital, a Chinese venture capital firm.“It’s a company with operations and supply chains in China targeting the global market, with nearly no business in China.”Why Amazon should pay attention to SheinImage Credits: ChevroletImage Credits: ChevroletGM Vice President of Innovation Pam Fletcher is in charge of the company’s startups that tackle “electrification, connectivity and even insurance — all part of the automaker’s aim to find value (and profits) beyond its traditional business of making, selling and financing vehicles,” Kirsten Korosec writes.Fletcher joined TechCrunch at a virtual TC Sessions: Mobility 2021 event to discuss what it’s like to launch a slew of startups under the umbrella of a 113-year-old automaker.Inside GM’s startup incubator strategyImage Credits: MaC Venture Capital / WonderschoolImage Credits: MaC Venture Capital / WonderschoolMaC Venture Capital founding managing partner Marlon Nichols and Wonderschool CEO Chris Bennett joined Extra Crunch Live to tear down the company’s early deck.“The first thing that jumped out at all of us was just how bare-bones the presentation is: white text on a blue background, largely made up of bullet points,” Brian Heater writes before noting the CEO admitted that “not much changed aesthetically between that first pitch and the Series A deck.”“It aligned with what we were valuing at the time,” Bennett says. Setting aside regulations that cover aspects like product packaging and marketing, they must compete with well-entrenched competition from Big Pharma as they try to partner with health insurance companies.Natasha profiles three companies that are each taking a different approach to personalized health: Clear, Hinge Health and PeerWell.Musculoskeletal medical startups race to enter personalized health tech marketImage Credits: Nigel Sussman (opens in a new window)Image Credits: Nigel Sussman (opens in a new window)In the second part of an Exchange series looking at the global early-stage venture capital market, Alex Wilhelm and Anna Heim unpacked the scene in Latin America, discovering it looked a lot like the situation in the United States: slow Series A rounds, fast B rounds.“Mega-rounds are no longer an exception in Latin America; in fact, they have become a trend, with ever-larger rounds being announced over the last few months,” they write.Despite that, the funds aren’t being equitably distributed, and the region still lags behind its peers: Brazil has the most $1 billion startups in Latin America, with 12.