Aside from the mentioned hard drive space, not really. If you don't change the default boot order, you'll have to select Linux manually on every boot, but that's easy to fix in BIOS. It's also helpful for accessing your old files if you don't want to immediately move everything over to Linux.
Hank Green was one of the few liberals I had some hope for until the knitting episode
The easiest drama to handle and he knitted a scarf that says "I don't really respect women"