American express partners with zynga and we are the losers again

Hello,
Looks like Zynga has partnered with American express this time and many farmville players get some thing that others can get again creating a divide and making us the players losers.

Purple Cow on Farmville is now out but looks like only with american express credit card points :-(

* Uniquely designed, limited edition virtual goods available exclusively to American Express® Cardmembers redeeming Membership Rewards points, such as:
o FarmVille Purple Cow (540 MR points)
o FarmVille Manx Cat (435 MR points)
o Café World Amex Lightning Stove (1945 points)
o Café World Amex Outdoor Fountain (1080 points)
* $25 and $50 physical game cards (2500 and 5000 points); and
* $2, $10 and $25 virtual game cards (200, 1000 and 2500 points).

Check this link for details.
http://about.americanexpress.com/news/pr/2010/zynga.aspx
Please share your view about what you think about this.