Earlier, I had heard about hopes for a high-speed train to Sokcho, via Chuncheon. I thought it unlikely but it appears Chuncheon is getting a fast train. Maybe they will extend it here after all.
I am surprised though, at how many transportation links Chuncheon is getting - In July an expressway was officially opened running between Seoul and Chuncheon -it seems to me that it will take passengers away from any rail service and/or that the rail service will take cars from the toll road. From the article: