[dabed]

From what I understand [1] the existence of exotic spheres in n>5 implies => the Smale conjecture is false in n>5 but does the Smale conjecture being false in n=4 implies nothing => about the existence of exotic spheres in n=4? [2]

[1] https://en.wikipedia.org/wiki/Smale_conjecture

[2] https://en.wikipedia.org/wiki/Exotic_sphere#4-dimensional_ex...