Some Content Delivery Networks offer device detection and ESI based on this.
This is the ideal solution, but too far outside of the Heroku sandbox - maybe? -- You received this message because you are subscribed to the Google Groups "Heroku" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/heroku?hl=en.
