Honestly, if Diadem dropped a i270-275 weapon, and the level of sodium wouldn't be even half as lethal as it currently it.

i280 weapons invalidate content that is STILL relevant for end game play. Those Alexander runs, relic grinds, etc all became obsolete instantly with this iteration of Diadem because even with the high level of RNG associationed with it, it's worth it vs the weeks spent learning savage alex or grinding thru the relic