They aren't giving any details as of yet, but:
http://mashable.com/2013/03/21/sendgrid-...-richards/
The facebook post:
https://www.facebook.com/SendGrid/posts/...2570463967
And the tweet:
https://twitter.com/SendGrid/status/314768776577036288
http://mashable.com/2013/03/21/sendgrid-...-richards/
The facebook post:
https://www.facebook.com/SendGrid/posts/...2570463967
And the tweet:
https://twitter.com/SendGrid/status/314768776577036288