[fpc-pascal] Re: Weird interface behavior

[Marco van de Voort]

In our previous episode, Michael Van Canneyt said:
> 
> What's wrong with using an abstract class ? By choosing an interface, 
> you implicitly get the reference counting on top of things, and 
> this seems to be what causes your error ? (at least, your error 
> is a typical symptom for such cases).

Why does one need MI in general?

Typically when your items already inherit from an existing class
(tpersistent, tcollectionitem or whatever).