...like it or not, those people are right. Perfumes do contain a lot of cancerigens. Applying on the fabric won't help too much.
Just because you LIKE and USE a certain product, that doesn't automatically CANCEL it's negative effects, nor it hides them under the carpet. People mult be informed, and truth must be told, so people will be well aware of the risks. If those risks are higher or lower than ones of other more commonly used products, it's totally irrelevant.
Thinking about it... I also don't like reformulations, but I realize modifications might be safer for me too. Now, if you want, if you really really want original stuff, search for vintages.