About 2 years now. I don't build
coils or anything like that. I drip on 1.5 ohm atties with mechanicals, so I hit about 9 watts. I
vape a strong menthol at 36 mg mixed with some WTA at 24-25 mg. I've been at 36 mg for over a year now. 24 mg feels light and 18 or lower is like breathing air.