Russia still adding "Big Time".

http://www.mineweb.com/mineweb/content/en/mineweb-gold-news?oid=260489&sn=Detail

While the price of oil for them continues falling well below their cost of production, they still find the means to add to their gold holdings. Persoanlly, I find this worrysome. It's "prepper" behavior on a massive scale. What are they expecting (or planning)?