adapting to an open universe

Wei Dai (
Thu, 15 Jan 1998 13:59:56 -0800

In an open universe, free energy is not an issue in the long run, because
no information ever needs to be erased. If you run out of memory, simply
wait until there is room to expand your memory store. If the memory store
is designed correctly, its capacity would grow with volume, even if its
mass is fixed. Thus the most important adaptation a civilization could
make to survive and grow indefinitely in an open universe is to design and
construct such a memory store. We still have quite a bit of time left
until we need to start doing that in earnest. But in the mean time, any