>> (i. e., only *local* and certain `data:` ones for `data` and
>> `usemap`) should make `object` almost as harmless as, say, `img`.
+>>> But with local data, one could not embed youtube videos, which surely
+>>> is the most obvious use case?
+
+>>>> Allowing a “remote” object to render on one's page is a
+ security issue by itself.
+ Though, of course, having an explicit whitelist of URI's may make
+ this issue more tolerable.
+ — [[Ivan_Shmakov]], 2010-03-12Z.
+
+>>> Note that youtube embedding uses an
+>>> object element with no classid. The swf file is provided via an
+>>> enclosed param element. --[[Joey]]
+
+>>>> I've just checked a random video on YouTube and I see that the
+ `.swf` file is provided via an enclosed `embed` element. Whether
+ to allow those or not is a different issue.
+ — [[Ivan_Shmakov]], 2010-03-12Z.
+
>> (Though it certainly won't solve the [[SVG_problem|/todo/SVG]] being
>> restricted in such a way.)