6.This can only create a form with a fixed number of fields. While there are ways to generate forms with variable number of fields, (generate the Form

6.This can only create a form with a fixed number of fields. While there are ways to generate forms with variable number of fields, (generate the Form class programatically), they are not easy or well documented. (Remind me to write such tutorial sometime.) I don't know if there are many tutorials, but this is pretty trivial. The rest are valid points.