It’s not only the creationists that do that. Also flat-earthers, alternative medicinists (like homeopaths, acupuncturists, chiropractors, faith and remote healers and other quacks), anti-vaxers, scientologists, conspiracy theorists, holocaust deniers, cooks and angle trisectors, and general science deniers. The list is endless.
I let them have the benefit of doubt, as I was feeling not overwhelmingly cranky.
Actually, “What is the empirical evidence and does it confirm or falsify the theory (in the Popperian sense)?”