Hi! You make a fair point - the goal here is genuinely to share knowledge, not gate it. Try this link instead, which should bypass the login wall: https://medium.com/@filipacsr/i-always-wanted-to-know-my-tru...
And if you'd like to try the app itself: https://huggingface.co/spaces/filipacsr/TrueAge
Hope you enjoy it! And for the code: https://github.com/FilipaCSR/TrueAge