This is normal for Microsoft product-specific APIs. They are as stable as a drunk unicyclist from experience.
Well to be truthful, they last forever but you never know which one you should be using because there are about 3-4 concurrent APIs that do the same thing which may be deprecated at zero days notice.
Well to be truthful, they last forever but you never know which one you should be using because there are about 3-4 concurrent APIs that do the same thing which may be deprecated at zero days notice.