Tesla CEO Elon Musk showcased a long-promised robotaxi without a steering wheel or pedals at a much-hyped event on Thursday, but lingering questions about the company's production timeline and the quality of its self-driving tech has left investors uncertain.

On Thursday, co-founder and CEO of Tesla, Elon Musk, unveiled a long-awaited glimpse into the future with models for their new self-driving prototypes: the cybercab and the robovan. Also at the celebration was the new Tesla robot optimus,

His most important future product was acting very much thanks to human intelligence with critics calling it a "parlor trick."