Sorry the link was incorrect. I think the actual reason is dlls are versioned individually and it needs to pick the superset version on each update, including o

Sorry the link was incorrect. I think the actual reason is dlls are versioned individually and it needs to pick the superset version on each update, including optional fixes installed that may depends on hardware etc. Can't find the right link though. They did make some big improvements recently but it will only apply from the next update.