really? you don't think its evidence that we invest varying levels of effort into things we care about? thusly, a candidate with typographical errors is closer internet-comment-level interested effort-wise in the position.
You don't appear to have spelt any of the words incorrectly. However, you did make a couple of typographical errors. A close look will show them up.
In regards to spelling errors, do you distinguish between the American and the more correct non-American spelling of words?