I'm also on a Mac and had this:
Error
krabice/lib/vector.lua:25: assertion failed!
Traceback
[love "callbacks.lua"]:228: in function 'handler'
[C]: in function 'assert'
krabice/lib/vector.lua:25: in main chunk
[C]: in function 'require'
krabice/simulation.lua:14: in main chunk
[C]: in function 'require'
screens/game.lua:1: in main chunk
[C]: in function 'require'
screens.lua:1: in main chunk
[C]: in function 'require'
main.lua:1: in main chunk
[C]: in function 'require'
[C]: in function 'xpcall'
[C]: in function 'xpcall'
I can test it on my PC later