She did the right thing by notifying conference staff and letting them handle it. She did the wrong thing by naming and shaming on twitter. The blog post reads like a mix of real event and revisionism to stem angry internetters.
Still, it's a storm in a teacup - who's to say the same guy wasn't on the verge of being let go for other reasons anyway? It's presumptuous to assuming his firing was solely because of this single event.