Yes, it is a good way to grab the potential when the market situation is in a downtrend which they need to grab low valued coins. Instead of selling them for cheap prices until your desired target is achieved because it will take some time to increase their prices.
Yes, while the market starts recovering we need to research more about the potential and their developments from the team will really help the coin to increase their prices when the market starts recovering. Not only technical knowledge, we need to have fundamental knowledge in order to find the best coin which are already listed in the market.