Lexus' giant egg-like monolith isn't some weird monument to quality control or reduced NVH. The big white orb is actually a very advanced driving simulator, complete with an LS460 that can rotate 360 degrees. Giant screens can simulate a wide variety of conditions so Lexus test drivers can perform tests in a safe environment with no physical consequences.
Check out the link below to view the official video. In the mean time, we'll take one with an LF-A instead.
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Lexus Driving Simulator On Display In New Commercial on AutoGuide.com