The key word here being 'dynamic', as opposed to artificial timers that relate in no way to the reality of the server population.
I support this post, even though I do understand the trouble is causing to players trying to clear/loot mobs.
Let's hope things will settle down with time :)
P.S.: one major point, I hope a GM sees this - please have a look at items respawn, maybe you could make them instant or thereabouts, there's loads of people waiting for a specific item to respawn.