I've had excellent results using 3M 80 grit sandpaper. Apply maximum force for the best results.
I'm also on several photo forums every day. I haven't seen anyone say they are changing from Raw to JPEG.
Viruses do not target individual computers. They propagate indiscriminately. Savvy computer users easily avoid them through a combination of hardware and software. Not hard to avoid.
I don't mean this to sound arrogant. But I'm amazed at the number of people on UHH who are essentially clueless when it comes to computer basics - whether MS or Apple. Win10 works fine for millions of people. If you don't know how to locate files using file extension searches go take a course. Ridiculous how clueless many folks are. These are the same lazy people who want second opinions about Abes in Maine. Jeez people, learn to do something for yourself stop being dependent.