There is not such thing as an "evolutionary race". Race to where? Would be OK to forget how to make stone tools because we don't need them for now? Traits are

There is not such thing as an "evolutionary race". Race to where? Would be OK to forget how to make stone tools because we don't need them for now? Traits are useful in some circumstances and not some useful when circumstances change, who say you would not miss them in the future? Knowledge is knowledge, it adds to our always imperfect understanding of the world.