To keep it short, they both have their place in the overall scope of hog dogging. Generally, it is the size of the land, the experience of the hogs, and the group you hunt with that dictate what will work best for a specific parcel of property. I only own hounds that are very vocal on track, but I can certainly aggree that there are times I wish I had a perfectly silent RCD.
2nd verse same as the 1st.