You bother because even the Boilerplate is still legally valid and boilerplate does include sharing data with 3rd parties for most courts. Point being is that

You bother because even the Boilerplate is still legally valid and boilerplate does include sharing data with 3rd parties for most courts. Point being is that you can't just do what you want in the ToS. You have to include some form of boilerplate, ie, no surprising / only standard terms of usage.