And while Twitter's CEO Linda Yacarino claims that X will be an AI powered everything app, the site currently looks more or less the same, with a simple logo switch and a very confusing DNS looking like the only major ah. But now, to add another layer of confusion to the seemingly short sighted move, it appears that fellow Silicon Valley behemoth Microsoft actually owns the trademark to the letter, meaning that Musk could well face a serious legal struggle in the months, maybe even years, ahead