Implementing INotifyPropertyChanged - does a better way exist?

Question

Microsoft should have implemented something snappy for INotifyPropertyChanged, like in the automatic properties, just specify {get; set; notify;} I

Answer 1

I think people should pay a little more attention to performance; it really does impact the UI when there are a lot of objects to be bound (think of a grid with 10,000+ rows), or if the object's value changes frequently (real-time monitoring app).

I took various implementation found here and elsewhere and did a comparison; check it out perfomance comparison of INotifyPropertyChanged implementations.

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Here is a peek at the result