exponential function vs quadratic function

Do you know comments (and posts) with a lower payout than roughly 0.02 STU are ignored at payout time? That's why they are called dust, they are not high enough to make it through. Most comments have this

I have met a sweet girl who has left me enchanted, she has something special in her eyes with small brown eyes, a long jet black hair that makes her sensually attractive, curiously her lips are a world

English (deutsche Übersetzung unten) Advantages and disadvantages of a linear reward curve compared to n^2. The question which of the reward curves is better, n^2 or a linear one of the most discussed