endless false lifes?

[nsruf]

Not to be rude, but your first point is actually inaccurate. ... The Sage deemed that temporary HPs/PPs from multiple blows of a bodyfeeder/mindfeeder weapon would indeed stack with each other, as they are derived from the same source (the weapon),

I stand corrected What got me confused was something similar to the psi-weapon problem, namely the temporary hp undead gain from their level-draining attacks. These do add up, and I had assumed this was the rule - and not the exception, as you pointed out.

That'll teach me to post in Rules without a handy reference. But the alternative is work