We would like to deploy usage tracking for enwiki + s2 wikis (bgwiki, cswiki, eowiki, fiwiki, idwiki, nowiki, plwiki, ptwiki, svwiki, thwiki, trwiki, zhwiki) on August 3. (moved from July 28 so we get https://gerrit.wikimedia.org/r/#/c/222463/ in first)
this is a necessary step before enabling arbitrary access. More about arbitrary access: