Yes, I saw the mail in my inbox this morning as well. I think we all knew Lagoa would venture out into the world at some point, leaving Softimage behind. And that's a good thing. Even though it probably means the integrated Lagoa in Softimage will not really be updated anymore, like other famous integrated plugins of the past.
Personally I found the survey itself a bit "untidy". Some options missing as potential answers, most importantly the "yes, I would pay for an upgrade, but not between 500 and 1000 dollars, but even less".
And under applications owned I must say I enjoyed the guest appearance of "Truespace".
(And actually I still do own an actual license to this discontinued classic...