I stopped washing my body with soap 3 years ago. Now I just wash my nether region. I also wash my hair once a week. My skin isn't dry and scratchy and my hair

I stopped washing my body with soap 3 years ago. Now I just wash my nether region. I also wash my hair once a week. My skin isn't dry and scratchy and my hair is strong and silky. Kind of amazing that marketing has us all thinking that hygiene means soaping everything everyday. Just water will remove most things. Soap is to remove oil and fat.