Earlier quoted context omitted.
I am sorry, what you wrote looked like you agree that there are few cyclists and you just added your idea why is it so. Did you actually want to say that there are many cyclists on the streets but they are, apparently, invisible? Well, you are entitled to believe this, I took the most charitable interpretation of what you said because attributing the belief in masses of invisible cyclists to someone would paint them…
You don't see the cyclists because they pass right by - they're only in a particular bike lane that you happen to be next to for a very short time, they don't usually need to stop, and yes, obviously there are fewer cyclists than drivers because cycling in the US is unsafe. People don't bike here because they can't. I don't live in a city, I live in one of the many dense suburbs (which are denser than many cities in…
PS. Your response got killed for some reason (very bizarre in an old thread and so quickly) but to answer your question - it depends on the road. There are roads I don't feel safe driving (I live in Austin, where the city decided that the traffic enforcement is racist or something so there is none, as the result there is mayhem on the roads) but I do bike on some streets with 35 mph and no bike lanes without feeling I put my life on the line.