Not without consulting their lawyers first .

So far their only comment was that they had none.

I can promise you however, that even if LimeWire was sued out of business, the LimeWire open-source project would continue to update the software. Many (if not most) of the open-source contributors don't live in the U.S. and would certainly not be affected by any decision of the SCOTUS.

So, there is a plan B...