Seriously. Not to mention he/she might be wrong, because I don't remember where I read it, but I don't think AIDS is increasing anymore. I think it may have stabilized recently or something, due to advancements in HIV treatment.
It's great though that this Pope is making a point of being on the right side of history.
You're right, likely; as of 2009, anyways, the rate of HIV possessors is on the downturn, and it's been pretty stable as of the last few years.
Here's the chart I found regarding this:
Also, I agree that Ben Mk. 16 deserves props for this change in stance. The church, much like society in whole, really is in need of forward progress towards gay equality.