I love FEZ and I totally understand that being stuck is frustrating. At one point, I consulted the internet only to find out that you HAVE to look up the solution for a certain puzzle on the internet (I believe it was on the game dev forum or something like that, it's been a while). I liked that.
xD
I read a lot of books about nature when I was a kid and therefore knew of this fungus for some time. I always wanted to see this one, too: https://en.m.wikipedia.org/wiki/Clathrus_ruber
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