There is some selection bias going on. There was an amazing amount of bad and unconvincing special effect in movies before cgi. We just tend to remember the suc

There is some selection bias going on. There was an amazing amount of bad and unconvincing special effect in movies before cgi. We just tend to remember the successful and convincing examples. Modern movies and tv productions have an amazing amount of cgi going on, and we only notice the effects when they are not convincing.