https://www.denofgeek.com/games/dungeons-and-dragons-half-race-changes-racism-controversy/
So why is this change causing such a stir now? Well, this reignited debate seems to stem from this comment on the change that was recently made by D&D Rules Designer Jeremy Crawford:
“Frankly, we are not comfortable, and haven’t been for years with any of the options that start with ‘half’…The half construction is inherently racist so we simply aren’t going to include it in the new Player’s Handbook.”