for couples expecting to marry, used to (and still may) frown on long-distance relationships, and especially on engagements lasting longer than one year. I'm not quite certain what reasons were given, but neither would seem to characterize the better arrangement, anyway.
In my case, R and I have been on opposite Coasts for...uh...."some time", see each other at the rate of 100,000+ miles of travel together per year. United seems to be profiting--but we are, too, despite both the time and distance