Two new very useful features in Snow Leopard

From Finer Things in Mac I found out about these two new features in Snow Leopard.

The spell checker can automatically determine the language

That is incredibly useful for those of us who write emails in different languages. I usually write emails both in Swedish and English and earlier I had to open the Spelling and Grammar window and change the language accordingly. No more! Now Snow Leopard will do that automatically for me. Hurray!

Opt-clicking the volume menuling allow you to change the input and output sources

At home I hook up my MacBook Pro to the pair of crystal-clear, eyeball-shaped speakers created by Harman Kardon and Apple that I got with my G4 Cube, and being able to choose the output by just opt-clicking the volume icon in the menu bar makes that easier.