(If you haven't read the above writeup yet, ANDi is the GM monkey who glows under violet light)
Presumably this will help scientists to find a cure for the horrible disease MySkinDoesn'tGlowUnderUltraVioletLightosis, which has plagued mankind for centuries. Also, if he ever gets stolen, a quick scan will reveal his true identity so he can be returned to his owners.
Glow-in-the-dark monkeys! Officially not a waste of taxpayers' money!