"Damn, I'm being asked to put a cookie into this site that will maybe result in some guy seeing an ad about a toothpaste he might buy at some point in the future.
I'm going to risk months of unemployment and explain to my family why this is more important than eating when I get home. The internet is serious business, they'll understand."
-- the hypothetical webdev in that scenario, I guess?
If you can get replaced over something so minor, it means there's dozens of capable bootlickers lined up and ready to do it as soon as you're gone, so yes, there is a webdev problem.