Thank you for the constructive feedback. I've logged a feature request for implementing a more convenient way of specifyi9ng external templates for dynamic content widgets, please find the public representation of the feature request in PITS on this public URL
where you can track its status and vote for its popularity.
the Telerik team
Do you want to have your say in the Sitefinity development roadmap? Do you want to know when a feature you requested is added or when a bug fixed? Explore the Telerik Public Issue Tracking
system and vote to affect the priority of the items