[Python-ideas] micro-threading PEP proposal (long) -- take 2!

Bruce wrote: "The micro_pipes use the C_deferreds to suspend the thread and allow other threads to run." http://mail.python.org/pipermail/python-ideas/2008-August/001848.html However, in the PEP you mention, among the short list of disadvantages: "since there is no preemption, a long running micro-thread will starve other micro-threads" http://mail.python.org/pipermail/python-ideas/2008-August/001825.html Are these two point contradictory, or am I simply misunderstanding, as usual. Tanks, Jerry S.