[robryk]

> Detail often missed: she had a lid on the styrofoam cup, properly placed. It wasn't an open cup. The cup and lid were of low quality and, while they passed at lower temperatures, deformed at the serving temperature, enough that the lid popped off, causing the spill.

According to the Wikipedia article[1] the lid didn't pop off accidentally: she tried to remove it.

[1] https://en.wikipedia.org/wiki/Liebeck_v._McDonald's_Restaura...

[konstruktor]

How else would she add the sugar that was provided separately from the already closed cup? This was "by design".

[Dylan16807]

Using a cup holder or going inside so that it wouldn't be a completely full uncapped cup squeezed between her legs?