Small investment will result on slow flow of income. Profit can get is also proportional so it will small too. It takes time to gain profit betond you funds. This is the challenge of having a small funds in investment dont expect too much profit. For example , yoi invested 40$ and after a month you profit was 20$ while if 100$ in just a month 50$. Something like this situation
Yes its true, the main challenge of small investment is if you invest small then your profit is small too and it takes a long time to get your profit if your investment is small. Small investors should need patient because it takes time to wait especially in bitcoin because of the price is not stable.