Replacing an A2000 battery

[Dr. Ido]

>Also, did I read somewhere earlier that soldering to a battery is a VBT? 
>(Very Bad Thing) ;)

I've also heard that, but I don't know the exact reason for it.  I have
soldered leads directly to lithium coin type memory backup batteries before
without any problems.  Usually I fit a battery holder, but sometimes when I
don't have one on hand I've taken the lazy/easy option.