> You might have to drop support for one version or the other or you add in some hacks to try and figure out which APIs you can and cannot use. If this happens

> You might have to drop support for one version or the other or you add in some hacks to try and figure out which APIs you can and cannot use. If this happens, there will probably be compatibility modules like https://github.com/nodejs/readable-stream https://github.com/nodejs/readable-stream.