Don Jr just bought Telegram!!! (it's horrible and clunky, but hopefully he will be fixing it up).
Also, LIn Wood has been very active on it. So you might want to get on it if you aren't already. (top tip, make a user name...this, i think, lets you get to the outside world. it keeps asking for your contacts but that's not necessary. to find someone else, you can't just search, you have to open a LINK in the form of t.me/jillzy - that's mine. open as a link and it will ask to open in telegram