Phil D.:
... the singling involved leaving the other track in situ.

Tom Anderson:
Sounds like a rather Zen form of singling! What was the point?

John Rowland:
... Seriously, the point is reduced maintenance cost.

Specifically, in some cases the point is no points!
--
Mark Brader, Toronto "I may be ranting, but I'm right!"
-- Wojeck: Out of the Fire