I avoid it whenever possible, especially when we're talking about VPNs of all things. It's funny that you mention medicine because we all use Nazi technology and medical advancements too. Having zero ethical boundaries does indeed mean you can make technological progress.

did you switch to state of art chinese products in order to avoid using israeli tech ? or you just avoid things that you don't use anyway

This is exactly what I've done when possible. I have no problem with China.