Confusion regarding struct lifecycle

[Matt Elkins via Digitalmars-d-learn]

On Tuesday, 16 February 2016 at 03:31:51 UTC, maik klein wrote:
> In D you can always call Foo.init even with @disable this(),

Foo.init can be called implicitly (not just explicitly)? If so, 
why even have @disable this(), if it offers no guarantees?

> The first 3 destructor calls are from the 3 Foo.inits in your 
> static array.

But why only 3? There are 5 Foos in the array, and 4 were 
explicitly overwritten...