It depends. For example, when Ubuntu first appeared and Canonical hired some prominent Debian maintainers, they were criticized for that. But I believe the fina

It depends. For example, when Ubuntu first appeared and Canonical hired some prominent Debian maintainers, they were criticized for that. But I believe the final net benefit was positive. The problem here is what happens when Amazon stops to pay them. If the owner of the project is a foundation or a similar organization, it may have better chances of survival.