Many new coins that just appear are used for speculations. It is a good way to make big money for a short period of time.
If you do not want that your coin will be used for speculation it is necessary to create a useful for people product.
In such way people will buy a coin for practical use.
It is very difficult to use the tokens that are backed by real assets for speculations. Because they are backed by real assets and their price too much depends on the price of real assets.
But liquidity is important for every asset. Small liquidity is a big problem of many tokens.
There are so many assets that can be used for the speculations. But speculations are not for the development of the economy because it give no useful products.
Speculation is only money flowing, but nothing more for real economy. Real economy needs a real goods.
People who are interested in speculation are not interested in the economy development.