Walter seems to think that we cannot remove alias this, but he's quite averse...

Deprecating that was attempted:
https://dlang.org/changelog/2.103.0.html#dmd.deprecate-alias...

...derived type has to be final.

A struct starts to look inviting with all these...

...being passed in could even be a struct rather than a class and end up...

...when a template function accepts a generic struct/class, the constraints test for capabilities (like...

```d
import std;

interface ISerialize {
    void serialize();
}

struct thing{ }

class SerializableRoot {
    void serialize(this T...

I suppose we could do > and < comparison of types in template parameters and is expressions...

...API of the parent struct so that it works with any struct type that's...

Problem is, template parameters also should work, using ``Child : Parent`` syntax.

Otherwise the usability on...

...tell you that a struct named Child inherits from a struct named Parent, because they...