Not the ones in a proper Faraday Cage
So get building and backup everything onto portable drives or thumbdrives that you can keep in your Faraday Cage storage locker in the basement if you have one.
If it has wires made of metal that will have electricity flow in an oscillating magnetic field, then keep it safe. This means nothing is immune except underground data centers and Deep Underground Military Bases, and cabal-owned bunkers.
You don't need any pro version.
If you have Adobe Acrobat installed, just go to the Finder or Windows Explorer and double click the file.
Sometimes the built in PDF viewer in the browser has problems with certain PDFs so just SAVE it on your hard drive and open it outside the browser. Works fine.
And when they are freaking out
If you are calm and say
Oh yeah, we expected something like this
Then they will calm down too
Eventually
That's a dumb idea
Can't eat silver
Can't spend it either
Smart Anons will keep a stash of cash