I love the new Immersion section!
I don't know if it's been posted before but I just wanted to let the team know I really like the new way you've set up the Immersion section. You guys have definitely been listening to us users and the experience just keeps getting better and better!
You have no control on the formatting or content of what you're trying to upload from a given web page. You simply give DuoLingo the weblink and it does the rest. Currently, to translate wikipedia pages, you copy and paste the weblink, and DuoLingo assumes all text on the page needs translating.