The Magic Flight Launch Box is actually really great, people shit on them all the time just because they try them once and don't learn the technique. Get a power adapter and it makes it an awesome desktop vape. It's kind of like driving a manual car compared to an automatic, the simplicity of it is really nice. And the lifetime warranty is absolutely amazing. Biggest downside is that you can't share it with people who don't know how to use it and the batteries are shit once you use a power adapter, and they suck in the cold unless they are new
The pax2 is awesome overall, the flowermate mini is good for compactness and if you have a low tolerance, G pens suck ass for dry, and the Volcano is a gift from god. That's all I have used.
Of the dry vapes that I have used, I would say the pax is the best for skiing. But the best way to get high while skiing, especially in the cold where batteries are going to go bad fast, would definitely be a portable dabber like the mau-dib or the g pen