Didn't you just answer your own question? If investors make profit, and 'new people who buy' are, by definition, investors, then 'new people who buy' make profit...

(I'm not actually sure if your question is serious or not, but if it's serious, you may want to read up on how Proof of Stake currencies work. Of course, no one knows if XSPEC or any other coin/asset will grow in the future; all you can do is choose projects with good ideas and a team that is capable of realizing them. That's a decision that every investor has to make for themselves.)