Because that's a terrible code smell! The proper way to handle that case in a language which doesn't support pipelining would be to break each call into a vari

Because that's a terrible code smell! The proper way to handle that case in a language which doesn't support pipelining would be to break each call into a variable and use those those variables. But even that can be tedious, hence the pipelining operators which have cropped up in some languages.