The depth perception also makes quite a difference. The side of your face can clearly be seen in a mirror to be the side of your face, but depending on lighting, the side of your face can look as if it’s part of the front of your face in a picture as you don’t have the depth perception. The result is that photos make you look fatter than your mirror image would.
Yeah, it demotivated me too with the limited lives… If you still want Duolingo, I can mention that it has regional pricing, so you only need a VPN server in India to get it much much cheaper.
But it’s understandable if you don’t want to support those kinds of business practices in any way.