Concord reaction time ~

1.0 — 6\xb11 seconds.
0.9 — 6\xb11 seconds.
0.8 — 7\xb11 seconds.
0.7 — 10\xb11 seconds.
0.6 — 14\xb11 seconds.
0.5 — 19\xb11 seconds.

*** Stacking penalties ***
1 mod 100%
2 mod 86,9%
3 mod 57,1%
4 mod 28,3%
5 mod 10,6%
6 mod 3,0%