Chained attributes are like crack. Once you grok them and start using them you can't stop. They simplify code so much.

I think you should stress what you have accomplished with your chained handlers more. Make it clear that the nbenefit is access to the entry object in all methods chained from blog without having to do the work. You imply it, but don't come out and say it. In other words you have a great magic trick but are missing the Ta-Da!