Explain 75% jury court majority to me then? Why such an inconsistency between institutions about definition of "majority"? For sure, Communes instead of Govts s

Explain 75% jury court majority to me then? Why such an inconsistency between institutions about definition of "majority"? For sure, Communes instead of Govts seems like a perfectly fine better way. The majorities in such Communes would be tending to 100% not to 50% And we see Mastodon kinda adopted this idea while Twitter keeps 50/50 splits for everyone