I dont know if this is a troll post or not, but on the chance its not
In California, with the current drought, many are showering once a week. That is sufficient for most people. It’s also what was common before running water – and our zaidas were fine.
Most of us dont live in California, for those of us who live elsewhere this would be a huge chilul hashem. Many dont like us already, we dont need to give them another reason to do so and think that jews are unhygenic and dirty.