PHP has many other problems. React was literally developed by arguably the largest PHP shop. In terms of performance specifically you do a ton of unnecessary,

PHP has many other problems. React was literally developed by arguably the largest PHP shop. In terms of performance specifically you do a ton of unnecessary, redundant work, because you recreate the whole world and throw it away again with every request. PHP does it’s best to be a fast language and mitigate this issue, but it can’t really solve it.