My bad let me rephrase this you can replace C4D ,zBrush ,Allegorithmic.with there counter app's. 6 months to learn each is a fare amount of time.

Allegorithmic ,3 months is a fare amount of time to learn Allegorithmic .

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The Artist that will fight for decades to conquer their media.
Even if you never know their name ,your know their Art.
Dark Sphere Mage Vengeance