Dean Hoffman posted for all of us...
https://www.thesun.co.uk/living/2350429/flashing-lights-could-stop-alzheimers-disease-in-its-tracks/#
OR http://alturl.com/9k862
Preliminary research in mice suggests disco lights might help
alleviate the symptoms of Alzheimer's.
I think they should ask John Travolta-Night Fever
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Tekkie