If 16 GB of RAM is hurting your productivity, you're doing something wrong. It's not even debatable.
Why are there so many people who never use apps like After Effects telling us what we need? I posted a benchmark video showing how much faster 32 and 64 gigs of RAM is in After Effects and Premiere.
Then you have 3D apps like Cinema 4D and Maya, which are notorious for grabbing all the RAM you can give them.
This article is about how there is a large number of pros who are complaining about the new Macbook Pro.