[Avodah] Mayim Acharonim, Chova?

[Professor L. Levine via Avodah]

Ben Waxman wrote

My take-away from the article: A perfect example of people being machmir
about a minhag/d'rabbanan bein adam lemaqom while probably violating a
doreitta or two regarding how to treat people.

Ben

Rabbi Dr. Ari Zivotofsky sent me his article about the topic which is at

http://ou.org.s3.amazonaws.com/publications/ja/5762winter/legaleas.pdf