I did not know that. Portes du Soleil has far more interesting skiing. Liz' summation of SkiWelt as 5x (Killington+Sugarbush) remains accurate from this TR IMHO.
Yes, Liz and I skied 60K vertical in our 2 days at SkiWelt, part of my 6-day record of 184,900. But we probably had better snow...