Original: The proclamation included the following reasons for the new system : It is convenient to type on computers since it uses only Latin letters and symbols , omitting the apostrophes and breves that were problematic with the McCune-Reischauer system .
Simplified: The Revised romanization of hangul is convenient to type on computers because it uses only Latin letters and symbols , and does n't use the special marks that were a problem in the original McCune-Reischauer system .