Yap better invest in btc because a lot could happen in just a week. But offcourse it wont always that the price would get higher. You should not be eager to have profit in a short span. Most profit would come after in btc is after a month or two. Or wait for some hardfork or any main issue like who would invest in btc. It is not stagnant that people would earn per month because that depends on the flow of the price.