Looks like Ilya Ryzhenkov of JetBrains shares my same thoughts with regards to using implicitly typed local variables!!
It is an interesting read that you may want to check out here.
Develop With Passion!!
Readability > Writeability.
Typing the actual code especially nowadays with all the intellisense stuff available in modern IDE's isn't something to be concerned about, IMHO. Explicitly typed variables makes your code way more readable. That's what is only important.