Well I'm glad you've been lucky but that's all it is, you're a bit out of touch.
Faulty
It's not faulty, it is that way by design. And this is basically the standard nowadays. Just look at most TVs - trying to open an app on one is like pulling teeth, it lags to high heaven just navigating a menu.
Microwaves might be cheap ($20 though? Jeez where do you live! They start at £50-£80 minimum here) but I was just using that as an example to prove the point. Boilers aren't cheap.