>>75964241. The company's owner is a bit of a dick on twitter sometimes
2. some of their figures are prone to breakage and other QC issues, although they've gotten somewhat better about it in recent years. The occasional breakage still gets reported here and there though, and you can bet anons will let everyone know about it as soon as it happens and not stop reminding people until the next figure comes out and it's time to shit on that one instead.
3. There's a guy here known as NECAnon who will give you easy (You)s if you shit on NECA, further encouraging trolls to do just that.
There are genuine criticisms to be made about a lot of NECA's products, and a lot of that genuine criticism does get posted here, but for some it's more fun to just say that they're shit and that all their figures shatter at the slightest touch since that's the thing that makes people mad and makes them want to reply.