"[24] The Washington Post argued that "Tesla has a history of exaggerating timelines and overpromising at its product unveilings and investor presentations.

[27] Other commentators stipulated that all that was shown in these latest presentations had already been accomplished by other robotics programs,[28] and that there appears to be little to suggest Tesla could "outpace other companies working on similar things.

"[29] Reactions across the robotics community to Optimus and its prototypes have been "diverse", with some experts commending the venture while describing early demonstrations as less than impressive.

[30] Carl Berry, a lecturer of robotics engineering, described the 2021 AI Day presentation as "the usual overblown hype.

"[26] Following the Optimus display at the Cyber Rodeo event, researcher Gary Marcus stated he would "bet that no robot will be able to do all human tasks by the end of 2023.

"[2] Regarding the 2022 AI Day presentation, Deutsche Welle cited experts – AI researcher Filip Piekniewski, robotics expert Cynthia Yeung, and executive director of Mass Robotics Tom Ryden – calling the project a "complete and utter scam", questioning how advanced it really was, and criticizing the choice of a humanoid form.