I don't think that is true but in any case: Honoring the license, which we are usually we particular around here, has to be enough on both ends. The license is up to the licenser. White knighting around it on an arbitrary per case basis is just awkward.
> We are all constantly building products on other products, given a license that allows for that, without contributing work or money to the products.
This type of attitude is pretty harmful for open source. Folks (especially companies) should support their key dependencies where they can.