Is it acceptable/good practice to hijack questions instead of improving them?
For instance, consider this question: What are the minimum hardware specifications for Android?. Looks pretty innocent at first look. Note that it was
asked Dec 7 '12 at 18:56. Lets look at the answer for this question, it refers to this question: minimal hardware requirements for Android. Which was
asked Oct 17 '11 at 16:06. Closer examination shows that instead of improving the latter Matthew Read created another question, self-answering it, and marked the one which is older as a duplicate of his own question/answer.
Is this an acceptable practice for StackOverflow network?