By Ellen Chang FTX’s downfall could signal a larger correction in the cryptocurrency market. The downfall of cryptocurrency exchange FTX on Nov. 8 could be a wakeup call for investors who expressed confusion and concern about the valuation of the digital assets. Venture capital firms made large investments into FTX in 2021 with Sequoia providing $420 million in a round that that boosted the exchange’s valuation to $25 billion in October 2021. A consortium with Paradigm invested $400 million in January 2022, bringing the valuation to a massive $32 billion. But now Binance, the crypto behemoth, …