@sharkmonsters - To ensure Splinterlands stands strong, rather than facing huge market fluctuations, it's indeed preferable. If players join for the joy and thrill of the game, rather than just financial returns, it's a win for everyone.
If you've invested a significant amount, it's reassuring to understand that having more people play for fun can positively impact your investment. For context, here's an article comparing the costs of a similar pastime, Magic the Gathering: https://cardboardkeeper.com/is-magic-the-gathering-an-expensive-hobby/
As a 30-year Magic player, that is exactly the comparison I made as well. There are plenty of ways to make decent ROI without trying to get it from a TCG which is firstly a game to enjoy.