Its a phrase that is often used but it is usually not as simple as that. Imagine that your existing users have a very different set of needs and priorities as new users coming onto your platform, or not yet users you want to attract. This means making hard decisions that will not please everyone.
Or, as you mention, your shareholders may require you to generate revenue faster and then you are left with a lot of bad decisions to make and your only choice is to pick the least damaging one.