I do freeways, and in heavy traffic even. I'm not a big fan of the stop and go though. I generally stay in the slow lane or the fast lane, in heavy untrusted traffic. I will and have whipped off the road onto the berm. Many times. Better safe than sorry. The other traffic seems to always understand, and let me right back into traffic. Of course, there is always one nut out there in the crowd. Too bad they are often hard to spot. Disclaimer: Freeways can be, and are, dangerous. Decisions have to be made faster, or at least without hesitation. I've got a lot of practice. It's still not the best place to be...