I wouldn't want to control the weather. I think that is too much responsibility. I would not know what was best for the world, or the area, at that particular time. I don't think that controlling the weather is a good idea for anyone, because I would not trust anyone to do it.
Hah. This is a hillarious question. I would definitely use this as a business advantage in a mountainous region. I'd build a ski-resort and have it snow all night and never during the day. That way there would always be fresh powder every morning and fabulous clear conditions all day.
Although, even as I type this, I think about the crowd of skiers these conditions would attract. I suppose this would eliminate the presence of the true "hard-core" snow-enthusiasts, which might make my resort a little snobby and certainly "soft." But at least we'd have great snow!
This is completely a matter of opinion and you will find that everyone will have different...
(The entire section contains 5 answers and 531 words.)