Templates would of course have to define types, at least where string wouldn't be considered good enough. Also names for repetitions and optional blocks. It wo

Templates would of course have to define types, at least where string wouldn't be considered good enough. Also names for repetitions and optional blocks. It would not solve any big problems when you start with a detailed plan and everything is going according to it. Perhaps that's the reason why fragile expression languages are so often considered good enough: it cements the importance of the person writing the spec (sorry for the sarcasm)