No, if the popularity of Bitcoin increases, then people will buy exactly Bitcoin and not other coins! So in order for people to want to buy coins from the Romad project, the project needs to take some action.
Bitcoin dominance growth. Many people disappointed in altcoins. Many altcoins becomes scams.
In fact, when the market begins to really grow, altcoins often show much greater growth than bitcoin. But just people are more confident in the reliability of bitcoin.
In most cases, it is simply manipulation developers.