There are always new projects and altoins that come out. Keep an eye on the projects, you may find interesting one. I keep investing in altcoin when I am convinced by it.
That is true, there is always new project that offer good innovative solution to public aside from scammers. If you check coinmarketcap.com "top gainers" section you will see that every day at least couple of coin is making you 10X of your money.