Interfaces aren't used enough by most .NET devs. I'm working with junior devs on my team to help them learn how to use them. There's a really good Pluralsight course by Jeremy Clark that I highly recommend.


>Dmitry/(and Viv)
>
>Before Generics came around, there were scenarios where reflection really helped. But the combination of generics and interfaces often reduces the # of instances where it's necessary. Using generics can mean giving a serious second look at a design, and it's usually worth it.