Can You Be a Successful 3D Artist Without Using 3rd Party Renders?

If a student's listening to this podcast, taking this class, should they be in the mindset where once I get comfortable in 3D, is it necessary for me to jump into 3rd party rendering? Once you get a good handle on 3D and you're feeling comfortable when you want to. It all depends on the path that you're looking to go down. You may be able to do your job with standard, with physical and do what needs to be done. But it's not going to hurt you to know those other runners. So there's not like, you don't need to learn them and you can't say that you have to learn.