Hello Deepak Vasudevan,
RadEditor is not obsolete control. The good news is that we have a far better control now. Its name is RadRichTextBox and you can see it in action here.
the Telerik team
Do you want to have your say when we set our development plans?
Do you want to know when a feature you care about is added or when a bug fixed?
Telerik Public Issue Tracking
system and vote to affect the priority of the items