I really love Telegram and love it! I known a few folks that also prefer Telegram over any other messaging platform. I think that most people would enjoy it more than what they use right now if they tried the app. However, it’s a bit hard to make people start using new services when they’re used to the same steps everyday. Inertia.
Or if you don't know what a response is, you can always write a webmention comment (you don't need to know what that is).