What is Reddit's opinion of Colorblind Vision?

From 3.5 billion Reddit comments

There are actually apps available for smartphones that will let you simulate every kind of color blindness in real time. Check it out :-)

Yes, we are aware of the glasses! They don't exist in my country, we should try and see if he can try them on next time we travel to Europe or USA. He probably wouldn't buy them though, the pricetag isn't worth it, it barely affects him.

I've had him do the tests multiple times, I get a laugh out of it. We also have fun with this app that splits the screen and shows you half normal and half approximately like the typical colorblindness shows, so when we chose the right mode he doesn't see the split screen and I do https://play.google.com/store/apps/details?id=com.givewaygames.colorblind