I have a 2008 MBP 17" that's also gone through two swollen batteries. Most of the time now I use my work-provided Lenovo, but every now and then I need a big sc

I have a 2008 MBP 17" that's also gone through two swollen batteries. Most of the time now I use my work-provided Lenovo, but every now and then I need a big screen and Adobe Creative Suite (with a still-kicking Wacom Graphire2 tablet, circa 2003), so out comes the Macbook.