"There are thousands of volunteers who donated their labour to Duo... Bit by bit all of our work was hidden from us as Duolingo became a publicly-traded company."
From 2015 to 2022, I spent hundreds of hours on Duolingo, translating articles, answering language questions on the forums, and helping to improve the smaller courses by reporting mistakes.
There are thousands of volunteers who donated their labour to Duo: the course creators who wrote their course...
I think you forgot the /s , because real life shows that unethical companies rarely lose market competition. See pretty much every oil company, facebook, microsoft, amazon...
No worries!☝️🤓 usually signifies a pick-me idiot who thinks they're the smartest in the room, it's usually used sarcastically to present a common but idiotic opinion. Emoji combination shows them at the moment of going "Uhm, akshually!!"