Once that time is up you can either keep going because you got started or you can just stop right there because at least you've taken one small step towards your goal.
But back to the law, the idea behind the One Small Step Act is to require companies that work with NASA on moon missions to make sure they help preserve the landing sites of the Apollo missions.
That kind of thing has proven to be extremely popular, and (it's just a step on the road to getting computers to actually understand what's going on) in the same way that humans do.