Due to the incredible uproar caused by their unmitigated treachery, Unity has walked back some, but not all, of their ill-advised new pricing scheme.
Unity Walks Back New Engine Pricing After Protests
Unfortunately for Unity, they have lost the trust of the developer community despite semi-repenting. Many developers have sworn to never use the engine again, and a number of popular Unity titles are being urgently converted to different engines. Unity has shot itself in the foot. Lawsuits are probably coming.