This is understood, and we all expect them to carefully phrase things to put their product in the best possible light. Misleading statements are the norm.

Outright lying is another matter entirely, and in some cases could even be criminal. If I have you on video telling me I can drive the car I'm buying at 90 mph toward a brick wall and the car will prevent a collision, and I then test that statement and die, the video will be used against you in court by my surviving family members.