Sometimes people use Cydia just to browse through the store and see what is available. In a lot of circumstances, the information about a tweak or package doesn't really give away that much of a great deal, so the best thing to do is; install it on the device and play around with it to see what the functionality is and what the tweak or package offers. The new LockDate tweak doesn't come with a long list of information, but it is quite evident what it does.
