User blog comment:Rupert Giles/Layout Changes: Breakpoints and Typography/@comment-5189447-20150520110002/@comment-24757753-20150520121754

>You shouldn't implement such large-scale changes without some sort of Preview/Trial first.

Just a note: look at the date on this blog post. It's been up since 15 April, with an example link to test it out. Perhaps Wikia could've advertised the blog post a little more, but there was a good month of advance notice and possible testing during which you could've notified Wikia about any issues that came up for you…