D, high-level, low-level, parameters

[Tom]

> [...]
>Some are directly on topic talking about const or readonly specifically,  
>others are primarily about something else but at the root are a discussion  
>on preventing write access to read only data.

Yap, interesting. But not yet getting to understand why not make 'in' like C++
const. I missed Walter's opinion on that. I mean, it surely adds complexity to
the compiler but it's a VERY USEFUL feature.

Tom;