They have a strange way of sprinting into the future without telling everyone how to keep up. They've been saying to stop using FBML for months, and only now do

They have a strange way of sprinting into the future without telling everyone how to keep up. They've been saying to stop using FBML for months, and only now do we have the ability to create iframe tab apps. Pretty obnoxious. However, I don't mind about <fb:editor> and <fb:wall> and some of the others. They have obvious analogs in HTML.