That's maybe an over-simplification which does not take into account the hatred JKR's consistently putting out into the world - but no, it's not OK to threaten her or send actual hate (as opposed to legitimate criticism) her way. At. All.
Writer, poet, (book) blogger @ dorareads.co.uk , Queer, weird, & a tad peculiar. Bookish rebel. Welsh as a tractor on the M4. Buy me a coffee @ ko-fi.com/ceearr