Are SA readers giving up on "moonshot" investments? Many have walked away from the Direxion Moonshot Innovators ETF (NYSEARCA:MOON) lately, at least according to an exclusive analysis of which tickers our readers added or removed from their Seeking Alpha online portfolios over the past week. Many readers also dropped Mudrick Capital II (NASDAQ:MUDS), likely in the wake of the SPAC's failed merger with Topps earlier this year. On the other side of the spectrum, readers have added new IPOs (and upcoming IPOs) to their SA portfolios at a furious pace. That especially included NerdWallet (NASDAQ:NRDS), Allbirds (NASDAQ:BIRD) and Rivian Automotive (RIVN) over the past week. In addition, readers showed an upswing in interest for three previously below-the-radar cryptocurrencies, Decentraland (MANA-USD), Enjin Coin (ENJ-USD) and BeachCoin (SAND-USD). Direxion Moonshot Innovators ETF Direxion Moonshot Innovators ETF (MOON) represents the most reviled ETF among SA readers over the past week. SA readers walked away