David Pearce, a negative utilitarian, is the founding figure for [suffering abolition].
It might be of interest for some that Pearce is/was skeptical about possibility or probability of s-risks related to digital sentience and space colonization: see his reply to What does David Pearce think about S-risks (suffering risks)? on Quora (where he also mentions the moral hazard of “understanding the biological basis of unpleasant experience in order to make suffering physically impossible”).
It might be of interest for some that Pearce is/was skeptical about possibility or probability of s-risks related to digital sentience and space colonization: see his reply to What does David Pearce think about S-risks (suffering risks)? on Quora (where he also mentions the moral hazard of “understanding the biological basis of unpleasant experience in order to make suffering physically impossible”).