Originally Posted by
cyccommute
there's no sense in keeping a bottom bracket that needs constant maintenance. There was nothing about loose bearing BBs that was or is superior.
A loose bearing bottom bracket doesn't need "constant maintenance;" it only needs routine maintenance. And with routine maintenance, usually no more often than annually, and often less, it can last for decades. What makes them "superior" to cartridges is that they are not single-use, disposable items.