User blog comment:DaNASCAT/Technical Update: March 17, 2015/@comment-1251315-20150318113811/@comment-452-20150318154424

Benefits yes, but the bugs are much clearer there too.


 * I don't like the second search box, especially it being mandatory so it's impossible to search using the default search.
 * I don't like how when you click on something towards the edge of the editor window, in centers on that spot: because if you're trying to double-click there, well, try it.

Since Special:CSS was introduced, I've avoided using it, so I don't like the same format being applied to all CSS and JS.