Hello and welcome back to Equity, TechCrunch’s venture capital-focused podcast where we unpack the numbers behind the headlines.

This week Katie Roof and I were joined by Mayfield Fund’s Navin Chaddha, an investor with early connections with Lyft to talk about, well, Lyft — as well as two bombshell news events in the form of an SEC fine for Theranos and Broadcom’s hostile takeover efforts for Qualcomm hitting the brakes. Alex Wilhelm was not present this week but will join us again soon (we assume he was tending to his Slayer shirt collection).

Starting off with Lyft, there was quite a bit of activity for Uber’s biggest competitor in North America. The ride-sharing startup (can we still call it a startup?) said it would be partnering with Magna to “co-develop” an autonomous driving system. Chaddha talks a bit about how Lyft’s ambitions aren’t to be a vertical business like Uber, but serve as a platform for anyone to plug into. We’ve definitely seen this play out before — just look at what happened with Apple (the closed platform) and Android (the open platform). We dive in to see if Lyft’s ambitions are actually going to pan out as planned. Also, it got $200 million out of the deal.

Next up is Theranos, where the SEC investigation finally came to a head with founder Elizabeth Holmes and former president Ramesh “Sunny” Balwani were formally charged by the SEC for fraud. The SEC says the two raised more than $700 million from investors through an “elaborate, years-long fraud in which they exaggerated or made false statements about the company’s technology,…

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