Do you like merging into heavy traffic? I bet that's not a question you've been asked before. Am I right? Merging into five or six lanes of traffic at rush hour can be a true “white knuckle” experience. There you are being urged along by impatient drivers behind you as you try to merge into lanes beside you that are occupied by less-than-courteous drivers. When you think about it, who in their right mind would do that? It’s certainly not my favorite part of commuting on