Q re PSU's

[Sesshi]

I presume there's no long-term harm in using the MBP power supply to charge/power a Macbook? I'd like to carry just one supply, regardless of whether I cart my MBP or MB around.

[BigPrince]

Check the numbers on the back of both battery supplies to make sure they are putting out the same characteristics.

[bearbo]

i've heard ppl use the one for MBP for MB before safely and successfully... i wouldn't have thought it's safe, but apparently it is.

you might want to check in the power section of about my mac part to see if there's anything abnormal