Of course they are not equally good, no question about it. They are still both (technically) open standards and the main point is that they are both supported by both pieces of software, i.e. the practical difference between them is mainly in the UI, you don’t need to get the other one just to read files created by one of them.
Of course they are not equally good, no question about it. They are still both (technically) open standards and the main point is that they are both supported by both pieces of software, i.e. the practical difference between them is mainly in the UI, you don’t need to get the other one just to read files created by one of them.