知乎，让每一次点击都充满意义 —— 欢迎来到知乎，发现问题背后的世界。I take advantage of mine with Spice only. You will need a several screens, as Other folks have said 5 or six screens. The Spice vapes simply and commonly, on the other hand from my practical experience It is really smoother and weaker.If you're able