The growing demand for SoundHound's AI voice solutions could result in more upside. Shares of SoundHound AI (SOUN 0.60%) have crushed the broad market in the past year with stunning gains of almost 170%, despite witnessing a lot of volatility. Investors have been buying this small-cap company hand over fist to take advantage of the growing demand for voice-based artificial intelligence (AI) solutions. But SoundHound stock really took off earlier this year after Nvidia revealed a small stake in the company, ...