User blog comment:Dopp/Giving User Profiles Some Love/@comment-93604-20110708092827/@comment-1997905-20110709024708

The proposed solution of making those pages available in the local database for all wikis would be 1-3 gig times 300,000 wikis. Not to mention making each edit percolate to all 300,000 of those databases. If you'd like to pay for all of that, be our guest.