It would also be nice if there were an edit option on comments. My second to the last sentence should have read, "It is plagued with grammatical errors that fixing would really help with the readability of the series."
There are a couple problems with this article. The big one is that he doesn't discuss the uses section of a unit. By adding uCalculator to the uses section of uFormCalculator, I have been able to fix many of the errors. Also, you need to add to uCalc