[the_mitsuhiko]

In practice there is because the copyright holder will retain the exclusive rights (via CLA or else) to distribute the product under preferable and AGPL incompatible terms. This is not an “everybody is equal” situation.

[goodpoint]

No, anybody is free to fork any codebase under AGPL and also free to contribute to the original projects under a CLA if that's what they want.

Users are free to use the version under AGPL, there is no poison pill.

[ezekg]

It's also surrounded by FUD which is why a lot of enterprises, i.e. Google, won't touch AGPL with a ten-foot pole.

OSS startups use this to their advantage to push enterprises to purchase commercial licenses.