Count to 10 before you write that

Blogma herewith offers the last installment of our impromptu trilogy on personal productivity. To recap: First, we recommended "" (efficiency), then " (e-mailing)."

Today, we offer a primer on blog commentary from Lifehacker, the "Productivity and Software Guide," which reminds us all to "be courteous" and remember that "nobody likes a know-it-all."

With all due respect, however, we wonder how realistic its pointers are. After all, Lifehacker's first advisement is something that seems nearly impossible for many commenters in the blogosphere: "Stay on topic."