> "The minimum buy-in for the service is now $99 a month, which will segment away customers who are less serious about their server uptime."

I use Server Density (and even blogged about it, http://cherrypopapp.com/blog#Server_Provisioning) and would not pay $99/month to monitor 1-2 servers.

I don't see how paying more or less reflects a level of seriousness.