Tad, sorry to bring lawyers into this.:-). In fact, I hesitated before posting the url. But you have to pay to read the full article in the "Globe and Mail" as well as in "Science".
Ashley, thanks for providing a link to the "Science" abstract.
Personally, I'm not that wedded to the idea of pouring boiling water into plastic and can easily go back to rehydrating my food in a .9 L pot.