I think especially since the UI overhaul in Blender 2.8 the project has been on a steep upwards trajectory. The software was always amazing, especially since it was free and open source, but the new UI and all subsequent improvements really put Blender on the map as a serious tool and not just an alternative for when you don't have money for the big players.
It might sound weird, but I think the key factor is the rise of Youtube. There is unbelievable amount of Blender content on Youtube. Like, probably more than all the other DCCs (Maya, 3DsMax, Houdini, Modo, etc...) combined[0]. It's beyond the DCC for hobbyists. I've seen people who think it's the only DCC. A few years ago, I met an 2D artist who started integrating 3D workflow and he genuinely didn't know the existe…
Now that tools like Blender, Resolve, etc are all available for FREE, it's a no brainer why the younger folks entering into the scene are using them. Hook them while they are young, they'll use it for life. On top of that you can add any converts, once you have a features worthy, as everyone likes free. With places like Reddit and YouTube, you can even forgo support and crowdsource it.