Context Optional was mentioned in this article regarding viral application building and implementing:
The Joyent Cloud has many customers benefiting from MySQL, and there are several case studies of how the optimized implementation has driven application performance, operational stability and value.
“Context Optional provides scalable solutions for brand marketing across social networks like Facebook, MySpace, and Twitter,” said Rafi Jacoby, Director of Engineering at Context Optional. “We’ve built and deployed viral applications for Kraft, Toyota, McDonald’s, MTV/Viacom, and many other Fortune 500 brands using MySQL running on the Joyent Cloud. We’ve been impressed with performance and uptime, with several databases having run more than a billion queries with no downtime.”
