They released a silent hotfix: .
The Ghost Build: CorelDRAW X7 17.2.0.688 CorelDRAW Graphics Suite X7 17.2.0.688 Especial...
The update deleted Especial forever. But users of 17.2.0.688 still swear, to this day, that their vector lines sometimes move just before they touch the mouse. They released a silent hotfix: