Infinity Challenge (무한도전) effect on Korean music

A few days after this post we're seeing the results of 무한도전's show this and last week. Top downloaded songs on Naver right now are dominated by the singers that made an appearance:

The ratings were fantastic as well.

And, to top it off, MBC has quickly put together a 90s music program that will air on the 9th of January at 11 pm, and every week after that.