I'm pretty sure those posters are making fun of the thinking that says you can just use some replacements and magically be safe. The 'safe' versions of the fun

I'm pretty sure those posters are making fun of the thinking that says you can just use some replacements and magically be safe. The 'safe' versions of the functions have their own risks too. No amount of use-this-thing is a replacement for conscientious programming and review.