CoreWeave, D-Wave Quantum, and Quantumscape might be better speculative bets.Cryptocurrencies might be worthwhile plays for investors who have a high tolerance for risk. However, they're also notoriously volatile and difficult to value since they often trade on market hype or murky future expectations regrading their scarcity or utility.So instead of chasing the market's hottest cryptocurrencies right now, it might be smarter to invest in three speculative tech stocks: CoreWeave (CRWV 3.90%), D-Wave Quantum ...