Earlier quoted context omitted.
That's a myth within a myth. The coffee was industry standard temperature, they still serve coffee that hot today (Wikipedia says as much.) The lawsuit was justified though, because the cup design was defective. It shouldn't have collapsed like it did.
That doesn't seem to match what's in wikipedia: > Liebeck's attorneys argued that coffee should never be served hotter than 140 °F (60 °C), and that a number of other establishments served coffee at a substantially lower temperature than McDonald's. The attorneys presented evidence that coffee they had tested all over the city was served at a temperature at least 20 °F (11 °C) lower than McDonald's coffee. Reading th…
> Since Liebeck, McDonald's has not reduced the service temperature of its coffee. McDonald's current policy is to serve coffee at 176–194 °F (80–90 °C) [...] Similarly, as of 2004, Starbucks sells coffee at 175–185 °F (79–85 °C), and the executive director of the Specialty Coffee Association of America reported that the standard serving temperature is 160–185 °F (71–85 °C).[citation needed]
Any of this coffee can give you life changing injuries. That's why it is important that it be served in sturdy cups with safety warnings.