Thanks! I'll share this feedback with the team. FWIW, we work very hard to "play well with others". For example, there's an example of Kendo UI integration with Knockout here:

http://demos.kendoui.com/web/integration/index.html

There's also an example of Kendo UI integration with jQuery templates here:

http://demos.kendoui.com/web/integration/jquery-templates.ht...

EDIT: I do not have a mustache but I do like mustache.js.