In fact, there is plenty of lymphatic tissue all over the gut region. At any rate, what is it about lymphatic tissue that it can only be embedded in a small, blind sac? If we needed extra lymphatic tissue, surely it could be embedded in a more solid, pancreas-like organ.
Also, there has been no indication that people who have had their appendices removed are any more prone to health problems, and there are individuals who are born without appendices -- they, likewise, have no more health problems than those with healthy appendices.
Actually, if their god makes better pancakes, I'm totally switching sides. --
Charley the Australopithecine
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