Originally Posted by
King Mir
A good PRNG will have a period very near the capacity of it's persistent state -- the number of possible states it could be in. When this is the case, the PRGN can only be said to generate one sequence. Each reseeding will start that sequence at a different point. But reseeding with a random value will chance that the new location is shortly prior in the sequence to a previously encountered state. If a PRNG ever enters the same state, it will behave identically to every other time that state was encountered, generating the same numbers thereafter.