The audio and voice-recognition services provider could still have room to grow.SoundHound AI (SOUN -1.24%) initially impressed a lot of investors when it went public by merging with a special purpose acquisition company (SPAC) on April 28, 2022. It developed audio and speech-recognition services that weren't tethered to tech giants like Alphabet's Google or Microsoft.But like many other SPAC-backed companies, SoundHound overpromised and underdelivered. It only generated $46 million in revenue in 2023, comp ...