There is a big difference with the word "should" and "need". While i should run PHP in a jail, it doesn't mean i need to. While with python, nodejs, ruby et al,

There is a big difference with the word "should" and "need". While i should run PHP in a jail, it doesn't mean i need to. While with python, nodejs, ruby et al, i need to otherwise it becames a dependency mess for every app on the same server.